can anybody help me on this thanks

Can Anybody Help Me On This Thanks

Answers

Answer 1

Answer:

a) t=98

b) b=32

Step-by-step explanation:

a)  4t/7  -20=36r

     r=1

     4t/7-20=36

     [tex]\frac{4t-140}{7}[/tex]=36

     4t-140=252

     4y=392

      t=98

b) 2k/5=b/2-12

k=10

20/5=b/2-12

4=[tex]\frac{b-24}{2}[/tex]

8=b-24

b=32


Related Questions

i will mark u brainliest please help

Answers

Answer:

It is y = -| x + 4 |

Order the numbers 287,901; 287,982; 287,099 from GREATEST to LEAST.

Answers

Answer:

901,287

982,282

287,099

Step-by-step explanation:

287,982,287,901,287,099

Tanya's rotation maps point K(24, –15) to K'(–15, –24). Which describes the rotation? 90 degrees clockwise rotation 270 degrees clockwise rotation 180 degrees rotation 90 degrees counterclockwise rotation

Answers

Answer:

A. 90 degrees clockwise rotation

Step-by-step explanation:

Of we have a coordinate axis (x,y), if this axis is rotated 90° clock wide, the resulting coordinate of the pre-image will be the coordinate (y -x). Note that the coordinates was swapped and then the new y coordinate negated.

Given the coordinate K(24, -15). If we rotate this clockwisely, first we swap the coordinate axis to have (-15, 24)

Them we will negate the new y coordinate axis to have;

K'(-15, -24)

Therefore the correct answer is 90° clockwise rotation.

Answer:

A.

Step-by-step explanation:

I took the test

What is the length of side s of the square shown below?

Answers

The length of the side s of the square given in the diagram is 4√2.

What is the length of the side?

The line that goes through the square from one side to another side divides the square into two right angled triangles.

The length of s can be determined using: sin = opposite / hypotenuse

1/√2 = s/8

8 x (1/√2) = 4√2

To learn more about a square , please check: https://brainly.com/question/9030544

#SPJ2

3 points
11. Find the angle measure of angle a (ONLY type number answer). *
x + 55
x + 45
Nour answer
Next

Answers

Step-by-step explanation:

2x + 100 = 90

x = -5

Angle A = 45 - 5 = 40.

Which statements are true about the lines of symmetry of a regular pentagon? Select three options. Every line connects two vertices. Every line connects the midpoints of 2 sides. Every line bisects a vertex angle. Every line bisects a side. Every line is perpendicular to a side.

Answers

Answer:

3,4,5

Step-by-step explanation:

The true statements about the line of symmetry for a regular Pentagon are statements 3, 4, and 5.

What is a regular pentagon?

A regular Pentagon is a five-sided polygon whose interior angles are all equals.

The true statements about the line of symmetry for a regular Pentagon are:

Every line bisects a vertex angle.Every line bisects a side.Every line is perpendicular to a side.

In conclusion, a regular Pentagon has five equal angles.

Leran more about regular Pentagon at: https://brainly.com/question/11759904

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Solve the system by substitution x=9y and x-5=20

Answers

Answer: y=2.7

Step-by-step explanation:

Since x=9y and  substitution,

plug the 9y in where x is in the equation like so,

9y-5=20

Now get the variable by itself

To do this you add 5 to both sides of the equal sign

5+(-5) cancels out and 20 +5 =25

Now isolate the varaible by dividing  9y from both sides

So, 9y=25

     9/9=1 so you leave it as y

and 25/9 is 2.77777

therefore y=2.7

Pls help me with these two..:)

Answers

Answer:

9. C) 12 and 10) C) 100 units

Step-by-step explanation:

Ignore the negatives, you just add the numbers 12 and 20 for number 9 and add both 50's on number 10.

Answer:

9)32

10)100 Units

Step-by-step explanation:

measure the distance , it's easy

-12 to zero is 12 , 0 to 20=20

so 12+20=32

Dia loves to drink hot chocolate in the morning. Her dad makes the hot chocolate the same way each day. He uses 3 ounces of chocolate syrup and 5 ounces of milk in her special cup.
How many ounces of hot chocolate drink are in her cup?
__________ oz

Answers

Answer:

8

Step-by-step explanation:

5+3=8

Answer:

8 oz

Step-by-step explanation:

To find the ounces of hot chocolate in her cup, add together the ounces of the chocolate syrup and milk:

3 + 5

= 8

So, there are 8 oz in her cup

2a+ 3b + 4a^2 - 9b^2​

Answers

Answer:

[tex]\bf\pink{(2a+3b)\times (1+2a-3b)}[/tex]

Step-by-step explanation:

Given Expression :-

[tex]\sf\orange{2a+ 3b + 4a^2 - 9b^2}[/tex]

Steps to factorise :-

[tex]\hookrightarrow\:\:\:\sf\purple{2a+ 3b + 4a^2 - 9b^2}[/tex]

Using a²-b² = (a-b)(a+b), factor the expression

[tex]\hookrightarrow\:\:\:\sf\red{2a+3b+(2a-3b)\times (2a + 3b)}[/tex]

Factor out 2a+3b from the expression

[tex]\hookrightarrow\:\:\:{\boxed{\sf{\pink{(2a+3b)\times (1+2a-3b)}}}}[/tex]

[tex]\mathfrak\blue{Hope\:It\:Helps\:!!!}[/tex]

Can I get help on this one

Answers

Use the app socraitc it will give you the answer fast

Answer:

n=10

Step-by-step explanation:

Use slope to determine if the following lines are parallel, perpendicular, or neither.
-5x+y=6 and y=5x+1

Answers

Answer:

The lines are parallel, with the same slope of 5.

Step-by-step explanation:

Remember that if slopes are the same, then the lines are parallel. If the slopes are opposite reciprocals, they are perpendicular. If they are neither of those cases, then they would be neither.

1) Since y = 5x + 1 is already in slope-intercept format (y = mx + b, in which m represents the slope) we know that 5 is the slope of that equation.

2) To find the slope of -5x + y = 6, let's just convert it to the slope-intercept format by isolating y on the left side like so:

[tex]-5x + y = 6 \\y = 5x + 6[/tex]

(All you need to do is move -5x to the right side of the equation.) So, by looking at y = 5x + 6, we can do the same thing we did from step 1 and find that the slope is 5.

3) Since both of the equations' slopes are 5, they share the same slope - therefore, they are parallel.

Hope this helps! Please do not hesitate to ask any questions.

3. Given the following graph, what is the slope?

Answers

Answer:

the answer is C

mary invests £12000 into a savings account
the account pays 1.5% compound interest per year
work out the compound interest after 2 years

Answers

Answer:

hope this helps!

Step-by-step explanation:

The formula for compound interest is P(1 + r)^t, where P = Principal (initial amount), r = rate (percentage rate), and t = time (years). Let's start off by adding 1 to the percentage rate in decimal form. 1.5% is 0.015 in decimal form. 1 + 0.015 is 1.015. The amount of time is 2 years, so we raise that decimal to the 2nd power. 1.015^2 is 1.030225. Do not delete this decimal from the calculator. Now, let's multiply it by the principal, which is 12,000 British pounds. When you multiply that decimal by 12,000, you get 12,362.70. There. Mary's investment will be a value of £12,362.70

please help domain&range

Answers

Answer:

21, 7.5, -6

Step-by-step explanation:

Think of domain as x and range as y

okay so basically sense your range is (-6, 3, 12) and your function is

f(x) = -2/3x + 8

your domain values would be

21

7.5

-6

I suggest using desmos, it's very helpful, hope this helps

The city built a skate park that cost $3,240 and will be paid for over two years in equal monthly payments. How much is each monthly payment? Use area models or drawings to help you solve the problem

Answers

Answer:

$135 a month

Step-by-step explanation:

Evaluate 5 • (x – 3) when x = 10.

A. 7
B. 35
C. 50
D. 47​

Answers

Answer:

b. 35

Step-by-step explanation:

10-3 = 7

7x5 = 35

Answer:

B) 35

Step-by-step explanation:

5 • (10-3)

5 • (7)

35

Hope this helps. Pls give brainliest.

Ted invests $8,310 in a savings account with a fixed annual interest rate of 2% compounded continuously. How long will it take for the account balance to reach it take for the account balance to reach $9,751.88?

Answers

Answer: It will take 8 years.

Step-by-step explanation:

Equation for interest compounded continuously:

[tex]A=Pe^{rt}[/tex] , A = accumulated amount , P=Principal value , r =rate of interest , t= time.

Given: P=  $8,310 , r = 2%  , A= $9,751.88

[tex]9751.88=8310e^{0.02t}\\\\\Rightarrow\ \dfrac{9751.88}{8310}=e^{0.02t}\\\\\Rightarrow\ 1.17351143201=e^{0.02t}[/tex]

Taking natural log on both sides

[tex]\ln (1.17351143201)=\ln (e^{0.02t})\\\\\Rightarrow\ 0.160000478068=0.02t\\\\\Rightarrow\ t=\dfrac{0.160000478068}{0.02}\\\\\Rightarrow\ t=8.0000239034\approx8[/tex]

Hence, it will take 8 years.

Which of the sets of ordered pairs represents a function? (5 points) A = {(3, −5), (4, 6), (−3, 9), (2, 7)} B = {(2, 4), (−1, −7), (5, 6), (4, 3)}

Answers

Answer:

Really you can do that next time send a picture of what it says. :) That would help.

Step-by-step explanation:

Just do what it says maybe show it for help then graph them. Your welcome :)

Multiply (x+5) (x+6)

Answers

30
please mark brainieslt

what the height of a triangle with an area of 24 in2 and the base of 6 inch

Answers

9514 1404 393

Answer:

  8 in

Step-by-step explanation:

The area of a triangle is given by the formula ...

  A = 1/2bh

Solving for h, we find ...

  h = 2A/b

Filling in the given values tells us the height of the triangle.

  h = 2(24 in^2)/(6 in) = 8 in

The height of the triangle is 8 inches.

when building a house, the number of days required to build is inversely proportional to with the number of workers. One house was built in 124 days by 7 workers. How many days would it take to build a similar house with 28 workers. URGENT!! I WILL CROWN YOU FOR TOP ANSWER!!

Answers

Use inverse proportion ratio: xy=k

(124)(7)=k
k=868 (this is our constant)

now substitute the constant into the inverse proportion ratio knowing the number of workers

28x=868

solve for x by dividing both sides by 28 to find the time it takes to build the house

x=31 days

so it will take 31 days for 28 workers to build the house

PLS HELPP ME WITH GRAPHING!!

Answers

Answer:

B.

Step-by-step explanation:

Solve 3n−2=4n−6 . Please help.

Answers

Step-by-step explanation:

Step 1: Subtract 4n from both sides.

3n−2−4n=4n−6−4n

−n−2=−6

Step 2: Add 2 to both sides.

−n−2+2=−6+2

−n=−4

Step 3: Divide both sides by -1.

−n−1=−4−1

n=4

Answer:

Angle B measures 60. What is the measure of the angle that is complementary to angle B ?

Answers

120 degrees
(180-60=120)

Answer: 30*

Step-by-step explanation:

Complementary angles add up to 90*

QUESTION in the photo

Answers

it is true the relationship is proportional.

hope this helps!!

Answer:

True, they are in a proportional relationship

Step-by-step explanation:

Well we can make a graph of what the points are

The first point there is, is  (0,5)

so (0,5)

The second point is (1,10)

(0,5)

(1,10)

They are porportional so far

Third point is (2,15)

You see the pattern?

If there is a pattern, its proportional

the pattern is for every 1 X, there is 5 y

Except for the first one, there is a starting value but it still makes sense

So true

What is the the slope of the line?

Answers

Answer:

the slope is = -1

Step-by-step explanation:

Can someone please help me with this​

Answers

Answer:

1. D

2.A

3.E

4.B

5.C

Step-by-step explanation:

you look at the differences and see what happens

The product of 84.12 and which number will have three decimal places?

Answers

Answer:

19.3

Step-by-step explanation:

Answer:

9.13

Step-by-step explanation:

help me please lol.......

Answers

Answer:

The top one

Step-by-step explanation:

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