sinmplify the expression -3(-5y+2)-(8y-3)
a) 7y-3
b)7y-9
c)23y-3

Answers

Answer 1

Answer:

a) 7y - 3

Step-by-step explanation:

[tex] - 3( - 5y + 2) - (8y - 3)[/tex]

[tex]15y - 6 - (8y - 3)[/tex]

[tex]15y - 6 - 8y + 3[/tex]

[tex]7y - 6 + 3[/tex]

[tex]\boxed{\green{ = 7y - 3}}[/tex]

Answer 2

Answer:

A

Step-by-step explanation:

-3(-5y+2)-(8y-3)

=15y-6-8y+3

=7y-3 =>a)


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Fred is a broker who charges 1% per stock transaction. A competing online broker charges $26
per trade. If someone is planning to purchase stock, at what purchase price would Fred's
commission be the same as the online broker fee?

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Answer:

1$ per stock

Step-by-step explanation:

Please send an explanation :)

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Answer:

100 cm^2

Step-by-step explanation:

if FA and BF are the same and the shape is a square then  the right triangles

FBC and FEC have the same area. FA is 1/2 the length of the square.

if you rotate FEC to the bottom of the square the shaded are will be 1/2 of the square. 50 = 1/2 of the square... unshaded left square = 50 , and 50 = unshaded on the right

total unshaded should be 100 cm^2

21 feet
You are standing 21 feet from a tree. You have a 25-inch stick you are holding 35 inches from your eye. You see that the top of the tree
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Step-by-step explanation:

don't know man I don't know it

10 feet deep and 1 mile length

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We know that on each side of the street it is 10 feet deep and 1 mile long, which 1 mile = 5280 feet. So, lets get the area first .

Briefly describe how the stated fallacy occurs in the argument

I became sick just hours after eating at Burger Hut, so it’s food just have made me sick.

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Yes the food made u sick cause u aye to mush

4/5 miles in 1/5 hour unit rate

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Answer:

4 miles an hour

Step-by-step explanation:

|3x-4|=|3x-5|

What does x=??
The lines are for absolute value

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Answer:

answer down below <3

Step-by-step explanation:

Determine if 0.054227406110177... is rational or irrational and give a reason for
your answer.

Answers

Irrational because it repeats

0.054227406110177... is an irrational number.

What are the two types of number that exists ?

There are only two types of number in which all the other subsets of numbers resides they are real numbers and imaginary numbers.

According to the statement given we have to determine whether  0.054227406110177... is rational or irrational.

We know rational numbers are of two types one which has a repeating pattern after the decimal so after that 1 repeating cycle we terminate the digits after it and write.

Next type of rational number which has a recurring pattern means a single digits repeats so we terminate every digit except one after the decimal place and write.

0.054227406110177... here we neither see repeating pattern nor do we see terminating pattern so this is an irrational number.

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Determine if XOY AND WOV are a linear pair, vertical angles or neither.
Geometry 9th!!

Answers

Answer:

It's neither

Step-by-step explanation:

it's neither because it can out be linear pair as in linear pair the sum of angles will be 180

65 + 60 = 125

it can out be vertical angles as vertical angles are of equal length

XOY and WOV are neither a linear pair nor a vertical angles.

What is Simplification?

Simplifying procedures is one way to achieve uniformity in job efforts, expenses, and time. It reduces diversity and variation that is pointless, harmful, or unneeded. Parenthesis, exponents, multiplication, division, addition, and subtraction are all referred to as PEMDAS. The order of the letters in PEMDAS informs you what to calculate first, second, third, and so on, until the computation is finished, given two or more operations in a single statement.

XOY and WOV Are given that are 60 and 65 degree respectively

For two angle become a linear pair there sum needs to be 180 degree

Since XOY + WOV = 60 + 65 = 125

Thus, these are not linear pair

For two angles to be vertical angles they were need to be equals

Since, XOY and WOV are not equal.

therefore, These two angles are neither a vertical angles nor a linear pair.

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When multiplying two negative numbers, what kind of number does one always get for an answer?
Zero
Positive number
Depends on the numbers
Negative number

Answers

When we multiply two negative numbers, one always gets a positive number.

(-)×(-)= +

Hope it helps

please help!!!!!
what is -x+2x???

Answers

The answer is X

Hope this helps!
The answer is. X good luck in math wishing u the best luck!

Please help! You don’t have to explain how you got the answer! Tysm.

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1.) .777777778
2.) .8
3.) .6
4.) .285714286
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What is the greatest common factor of 48, 112, and 80

Answers

9514 1404 393

Answer:

  16

Step-by-step explanation:

48 = 16·3

112 = 16·7

80 = 16·5

3, 5, 7 have no common factors. The GCF of {48, 112, 80} is 16.

_____

It can be helpful to recognize 48 = 16·3 and 80 = 16·5. A simple check shows 112 = 16·7, so 16 is the GCF.

__

You can find GCF(48,112) using Euclid's algorithm:

  112 mod 48 = 16

  48 mod 16 = 0   ⇒   GCF(48, 112) = 16

and the GCF(16, 80) is ...

  80 mod 16 = 0   ⇒   GCF(16, 80) = 16

So, GCF(48, 80, 112) is 16.

Math 7 Review:
Question 4
What is the solution to 2(x−4)=16?

Answers

Answer:

x = 12

Step-by-step explanation:

2(x-4)=16

2 times x +2 times -4 = 16

2x -8 =16

2x -8 (+8) =16 (+8)

2x = 24

2x (divided by 2) = 24 (divided by 2)

x = 12

A submarine is 3,500 m below sea level. It comes
up by 560 m and then goes down by 1,250 m. If we
consider sea level to be zero, what is the current
position of the submarine?

Answers

Answer:

4190 m

Step-by-step explanation:

3500-560=2940

2940+1250=4190

What is the inverse of v(x)= -3/4x - 1/3?

Answers

Step-by-step explanation:

v(x) = y = -3/4x - 1/3

y + 1/3 = -3/4x

x = -4/3 × (y + 1/3)

you see ? we only need to show how we calculate x out of y (instead of the normal direction of y or of x).

and to follow naming standards we now simply switch x and y, so that the inverse function is indeed again a function of x

y = -4/3 × (x + 1/3) = -4x/3 - 4/9

1. In the figure below ABC∡=153°, ABD∢=(5x+5)°, and DBC∢=(3x+12)°. Find the measure of ABD∢ and DBC∢. Show all work 20 points

Answers

Answer:

M. T . FFFF

Step-by-step explanation:

IM HUNGRY A. - S.  F

Answer:

ABD = 90 and DBC = 63

Step-by-step explanation:

ABD + DBC = ABC    

(5x +5) + (3x + 12) = 153  

combine like terms to simplify    

8x + 17 = 153

subtract 17 from 153  

8x = 136

divide 136 by 8

x =17  

Now we plug x = 17 in -> ABD: 5 x 17 + 5 = 90   DBC: 3 x 17 + 12 = 63

w= x/a-b solve for x

Answers

Answer:

x = wa - wb

Step-by-step explanation:

[tex]w=\frac{x}{a-b}\\\\w(a-b)=\frac{x}{a-b}(a-b)\\\\wa-wb=x[/tex]

The expression can be written in terms of w, a, and b after making the subject as x the expression is w(a - b) = x.

What is an expression?

It is defined as the combination of constants and variables with mathematical operators.

It is given that:

The expression is:

w = x/(a - b)

To solve the above expression in terms of w, a, and b make the subject as x.

Subtract by km on both sides:

w = x/(a - b)

On cross multiplication:

w(a - b) = x

As we know, the arithmetic operation can be defined as the operation in which we do the addition of numbers, subtraction, multiplication, and division. It has a basic four operators that is +, -, ×, and ÷.

Thus, the expression can be written in terms of w, a, and b after making the subject as x the expression is w(a - b) = x.

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help meee......................​

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Yea I don’t know the answer but need the point so sorry

Answer:

1)D.320

2)B

3)A

4)D(not sure about this answer)

5)A

SEMOGA MEMBANTU

On a coordinate grid, has endpoints A(4, – 2) and B(x, y). The midpoint of is (– 3, 1). What is the x-coordinate of point B?

Answers

Answer:-10

Step-by-step explanation:

Formula for mid point is :

Mid point = ( (x1+x2)÷2 , (y1+y2)÷2) )

So, X1 = 4

X2 = X

Y1 = -2

Y2 = y

Now, use the formula

(-3,1) = ( (4 + x)÷2 , (-2+y)÷2) )

Now divide the sides for yourself to solve for midpoint for X and y separately

-3 = (4+x) ÷ 2 and 1 = (-2+y) ÷ 2

This is because 3 is the x coordinate of the mid point of A and B , so we equate it to (4+x) ÷ 2 because this expression basically gives us the x coordinate of mid point of A and B. So we already have the x coordinate of midpoint which is -3 so we can use this to find X coordinate of point B

So then we solve it by multiplying the 2 with -3 which gives -6

-6 = 4+X

Shift 4 on the other side and it will become negative 4

-6-4 = X

X = -10

Answer:

B (-10,4)

Step-by-step explanation:

Given A (4,-2) and midpoint M (-3,1) we can find equation of the line

y = mx +b

slope m = raise / run

m = (y1 - y2) / (x1 - x2)

m = (-2 - 1) / (4 - -3)

m = -3 / 7 = -3/7

given the midpoint M, then point B (x,y) must have the same length and slope as AM. So point B must have twice the rise and twice the run.

Slope was -3/7 so segment AB must be 2(slope) = -6/14, so from point A, point B will be from A (4,-2)

raise = y1 - y2 = -6

-2 - y2 = -6

-y2 = -6 + 2

y2 = 4

run = x1 - x2 = 14 = 4 - x2

14 - 4 = -x2

x2 = -10

NEED HELP ASAP!!!! plssss

Answers

Answer:

Draw rise on y-axis from (0,0)-(0,3). Draw run from (0,3) to (4,3). Rise/run=3/4

Answer:

Draw rise on y-axis from (0,0)-(0,3). Draw run from (0,3) to (4,3). Rise/run=3/4

Step-by-step explanation:

Hope this helps:)

Please help me do this

Answers

Answer:

21

2...TTT,TTV,TVT,TVV,THT,TTH,THT,VVV,VVT,VTV,VTT,VVH,VHV,VHH,HHH,HHT,HTH,HTT,HHV,HVH,HVV.

Step-by-step explanation:

Find the area.
2 ft.
19 ft
4f
5 ft.
7

Answers

Answer: 20 ft squared

Step-by-step explanation:

separate the figures

√2 is what kind of number?
A. Rational
B. Irrational
C. Whole Number
D. Integer

Answers

Answer:

√2 is a irrational number

help me to solve it

Answers

Answer:

plz repost it

Step-by-step explanation:

Find the greatest number of students to whom 36 copies and 54 pencils can be equally divided?​

Answers

Answer:  18 people escher person would get 2 copies and 3 pencils

Step-by-step explanation:

The greatest comon factor of 36 and 54 is 18 then you would do 36/18 and get 2 then 54/18 and get 3

A salesperson sells $2100 in merchandise and earns a commission of $294
Find the commission rate. Write your answer as a percentage

Answers

Answer:

The commission rate is 14%.

Step-by-step explanation:

1% of 2100 is $21. $294 ÷ $21 = 14. Therefore, the commission rate is 14%.

Hope this helps!

You and a friend plan to buy six souvenir T-shirts to take home. You have $48 to
spend, and the T-shirts sell for $7 and $10. Write and solve an inequality that represents
the possible number of $10 T-shirts you can purchase. What is the minimum number of
$7 T-shirts that you can purchase?

Answers

Answer:

the minimum number of  $7 T-shirts that you can purchase is 4.

Step-by-step explanation:

Let x number of T-shirts purchased at the price of $7.

and y number of T-shirts purchased at the price of $10.

According to the given condition, the total amount for purchasing the T-shirt is $48.

Therefore,

[tex]7x+10y\leq 48[/tex]

Also, you are planned to buy a total of six T-shirts.

[tex]x+y=6[/tex]

Solve, the above equation for [tex]y[/tex].

[tex]y=x-6[/tex]

Substitute the value of [tex]y[/tex] in the inequality.

[tex]\begin{aligned}7x+10(6-x)&\leq 48\\7x+60-10x&\leq 48\\-3x&\leq -12\\x&\geq 4\end{aligned}[/tex]

Therefore, the lowest value of $7 T-shirts that you can purchase is 4.

To know more about it, please refer to the link.

Hey, wanna pair our account on Brainly so we can share the perks? https://brainly.com/invite/f79a5c1f6e65fb5b41d0f190420ef01b?utm_source=invite&utm_medium=link&utm_campaign=bfp_qpage_box&utm_term=parent

Graph y = - 1/2r-6 AND GIVE ME THE RIGHT ANSWER.​

Answers

Hello!

Are you in algebra?

Here is how to solve and graph.

First, look for the slope and y-intercept of your equation.

y = - 1/2r-6

The y intercept is, -6

The slope is -1/2

the variable r, is another way to represent x, as it is just a variable.

now that you have all that information, plot -6 on the graph, -6 should be on the y- axis.

from that point, move down one space and move right two space. complete this step multiple times.

Now please look at the photo, and Here's what the graph should look like.

I really need help with this question

Answers

Answer:

3604

Step-by-step explanation:

68 km/hr

53 hours = 68*58 (if this helped pls give brainliest ty!)

Answer:

Speed = 68 km/h

Time = 53 hours

Distance = Speed × Time

Distance = 68 × 53

Distance = 3,604 km

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