Using the order of operations, what should be done first to evaluate (-2)+4= (-15 +9)(3) - 4?
O Add -15 and 9.
O Divide 4 by -15.
O Subtract 4 from 3.
O Multiply 9 by 3.

Answers

Answer 1
Add -15 and 9.
Good luck y’all

Related Questions

WILL GIVE BRAINLIEST PLEASE HELP

Answers

Answer:

83 is the median

Step-by-step explanation:

you can write this work down, btw the median is the number in the middle

76, 76, 82, 84, 87, 93

/ / + / /

166÷2

83

The graph of y=f(x) is graphed below. What is the end behavior of f(x)?

Answers

Answer:

The first choice

Step-by-step explanation:

(8.45* 10^6) – 1,200,000

please try to hurry!!!!!

Answers

Answer:

Ello mate, the answer to your problem is 7,250,000.

Step-by-step explanation:

On the bike trip, we rode 10 kilometers on Day 1, 18 kilometers on Day 2, 20 kilometers on Day 3. 15 kilometers on Day 4, and 18 kilometers on Day 5. What was the median distance we rode?​

Answers

Answer:

18

Step-by-step explanation:

List them in order from smallest number to largest number.

10,15,18,18,20

Take one off each side

15,18,18

Take one more off each side

18

Hope this helps

Brainliest would be appreciated

please help me is for my homework​

Answers

I hope this help you

3 3/4 ÷ 3/4 is equal to a) 5 b) 2 c) 3 d) 1

Answers

a) 5
hope this helped :)

Answer:

c

Step-by-step explanation:

c

What are the coordinates of the point
3/4 of the way from a to b

Answers

Answer:

(-3.5,1.25)

Step-by-step explanation:

A is at -5,-4 and B is at -3,3

using the slope formula the slope has to be 3.5

meaning 3/4ths of the way is a translation of 1.5 right and 5.25 up making the coordinates (-3.5,1.25)

5(3r+11)=85

I'm confused on how to do this, and if i'm doing it right. Do I times the 5 by the 3 and then by the 85 so its on both sides? Ah! I don't know what im doing...

Answers

Answer:

r = 2

Step-by-step explanation:

Actually, there are 2 ways to solve this equation.

The first one:

5( 3r + 11) = 85

so here, you have to multiply 5 by ( 3r + 11) and maintain the 85

15r + 55 = 85... now put the like terms together. In other words, just transpose 55 to the other side.

15r = 85 -55..... remember that the sign of 55 will change from positive to negative

15r = 30.... now divide both sides by 15

15r/15 = 30/15

r = 2

The second method :

5 ( 3r + 11) = 85...... divide both sides by 5

5 (3r + 11) / 5 = 85/5

3r + 11 = 17

3 r = 17 - 11

3r = 6

r = 2

I hope this helps. If you don't quite get it, please go through until you get it. Have a nice day :-)

Answer:

r = 2

Step-by-step explanation:

5(3r + 11) = 85

~Use distributive property

15r + 55 = 85

~Subtract 55 to both sides

15r = 30

~Divide 15 to both sides

r = 2

Best of Luck!

can someone pls help me with this and show the steps into getting the answer pls?

Answers


this is how you do 8. you use PEMDAS. start with parentheses. then do exponents, then multiply but here there is no multiplying so skip that. next division. and keep going down the list so add then subtract i wrote it all out here i hope this helps! :D

Hi i want to ask you something Emma wrote thirty-six thousand,forty-two as 3,642.Explain what she did wrong.Then write the number correctly.

Answers

She did not put 36 as a thousand. The real answer is 36,042

Answer:

Hi.

thirty-six thousand,forty-two is written as 36,042.

3,642 is three thousand, six hundred forty-two.

Step-by-step explanation:

Which sport is the most popular in the word?

O soccer

O basketball

O football

O chess

Answers

Hello :D

All of the sports are equal in numbers. Therefore, they are all popular.

Hope this helps

Answer:

Soccer

Step-by-step explanation:

Soccer has over 4.0 billion viewers so it outranks many base sports Hope This Helps :)

What are the additive and multiplicative identities for any rational number​

Answers

Step-by-step explanation:

natural numbers, whole numbers, and integers zero is the additive identity 1 is the multiplicative identity.

in case of rational numbers.

hope it helps.stay safe healthy and happy.

evaluate when x = -2
3x^2 - 5x

Answers

Step-by-step explanation:

3(-2)²-5(-2)

3(4)+10

12+10

22 Answer

1/2, -2, 5, -7/-4, 2.4
Order from Least to greatest

Answers

Answer:

-2, -7/-4, 1/2, 2.4, 5

Step-by-step explanation:

Hope this helps :)

5. Solve s = n(a + 1) for a
(please help i forgot how to solve with the parenthesis)

Answers

Answer:

a = s/n - 1

Step-by-step explanation:

s = n(a + 1)

(switch the sides of the equation)

n(a + 1) = s

(now, divide both sides by n)

n(a + 1) = s

/n            /n

-----------------

a + 1 = s/n

  -1      -1                 (subtract both sides by 1 now)

------------------

a = s/n - 1

Answer:

a = s/n - 1, hope you get it right

Given that ∠CEA is a right angle and Ray E B bisects ∠CEA, which statement must be true?

∠BEA ≅ ∠CEA
∠CEB ≅ ∠CEA
m∠CEB = 45°
m∠CEA = 45°

Answers

Answer:

option (C) i.e m∠CEB = 45°

Step-by-step explanation:

have a great day!

Answer:

C. m∠CEB = 45°

Jen is planning a trip to

Chicago. Her flight is $350, and

the hotel she would like to stay

at is $145 per night. If her

budget is $1800, how many

nights can she stay in Chicago?
please show the steps of the equation

Answers

Answer:

$1800-$350=$1450

$1450÷$145=10 nights

Independent Practice


x

1

2

3

4

y

1

8

27

64



Which function models the data in the table?



A.

none of these



B.

y = 3x



C.

y = 3x



D.

y = x3

Answers

I believe the answer is d y=x^3 i hope this helped

so i need help with question number 7. explain plz

Answers

Answer:

m/4=58

m/9=52

m/10=148

m/7=58

m/6=52

m/5=98

 At a bike store, the number of bicycles in stock is equalto the number of tricycles in stock. If the total numberof bicycle and tricycle wheels is 55, how manytricycles are there?
(A) 9
(B) 10
(C) 11
(D) 22
(E) 33

Answers

Step-by-step explanation:

Since, they both are equal. We may assume as a single variable i.e (x).

Number of wheel in tricycle = 3Number of wheel in bicycle = 2

3x + 2x = 55

5x = 55

x = 55/5

x = 11

No. of tricycle = 3x = 3(11) = 33.

The number of tricycles are 11.

What is an expression?

Mathematical expression is defined as the collection of the numbers variables and functions by using operations like addition, subtraction, multiplication, and division.

Given that;

At a bike store,

The number of bicycles in stock is equal to the number of tricycles in stock.

And, The total number of bicycle and tricycle wheels is 55.

Now,

Let the number of bicycle or tricycle = x

And, Number of wheels in bicycle = 2

Number of wheels in tricycle = 3

So, We can formulate;

⇒ 2x + 3x = 55

⇒ 5x = 55

⇒ x = 11

Thus, The number of tricycle = x = 11

Learn more about the mathematical expression visit:

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solve this plz, who will solve this problem will be marked as brainliest ​

Answers

Answer:

CP of each lemon = 1/4

SP of each lemon = 1/3

profit =

[tex] \frac{1}{3} - \frac{1}{4} [/tex]

profit = 1/12

profit percentage =(1/12)/(1/4)*100

percentage = 33.3%

Mark me as brainliest ❤️❤️

in a school of 90 students, 10% are boys. how many are boys

Answers

Answer:

9 students are boys

Step-by-step explanation:

All we need to do is turn the percentage into a decimal then multiply.

10% = 0.1

90 * 0.1 = 9

Best of Luck!

Answer:

There are 9 boys

Step-by-step explanation:

Convert 10% into a decimal: 0.1

Multiply 0.1 by 90 = 9

Solve one from group b pls show work and steps

Answers

i will send the other one below this

someone please help me with this

√2w-t / 3 = 6 [w]​

Answers

Answer:w=6+t/3/2 squared

Step-by-step explanation:

2 squared w= 6+t/3

w=6+t/3/2 squared

Solve 4x−9y=13 for y.

Answers

Answer:

[tex]y = - \frac{13}{9} + \frac{4}{9} x[/tex]

Step-by-step explanation:

[tex]4x - 9y = 13[/tex]

[tex]4x - 9y - 4x = 13 - 4x[/tex]

[tex] - 9y = 13 - 4x[/tex]

[tex]y = 9y \div (9) = (13 - 4x) \div ( - 9)[/tex]

[tex]y = (13 - 4x) \div( - 9)[/tex]

[tex]y = 13 \div ( - 9) - 4x \div ( - 9)[/tex]

[tex]y = - 13 \div 9 - 4x \div ( - 9)[/tex]

[tex]y = - \frac{13}{9} - 4x \div ( - 9)[/tex]

[tex]y = - \frac{13}{9} + 4x \div 9[/tex]

[tex]\boxed{\green{y = - \frac{13}{9} + \frac{4}{9} x, x E R}}[/tex]

Solve:
a. 5y – 3 = – 18
b. -3x – 9 = 0
c. 4 + 3(z - 8) = -23
d. 1 – 2(y – 4) = 5

Answers

Answer:

a. y = -3

b. x = -3

c. z = - 1

d. y = -7

Step-by-step explanation:

a. 5y - 3 = - 18

5y = -18 +3

5y = -15

y = -15/5

y = - 3

b. -3x - 9 = 0

-3x = 9

x = 9/-3

x = -3

c. 4 + 3(z-8)= -23

4 + 3z-24 = -23

3z - 20 = -23

3z = -23 + 20

3z = -3

z = -3/3

z = - 1

d. 1 - 2(y-4) = 5

1 - 2y + 8 = 5

9 - 2y = 5

-2y = 14

y = 14/-2

y = -7

The trajectory of a golf ball in a chip from the rough has a parabolic pattern. The height, in feet, of the ball is given by the equation ℎ()=−.152+3.2

Answers

Answer:

maximum height of 17.07 feet about 10.67 feet from the club

     returns to the ground 21.33 feet away

Step-by-step explanation:

The maximum height of 17.07 feet about 10.67 feet from the club and  returns to the ground 21.33 feet away.

To fill in the blanks.

What is trajectory?

The path followed by a projectile flying or an object moving under the action of given forces.

The vertex of the quadratic ax²+bx+c is given by x=-b/(2a). For this quadratic function.

Given that :

 x = -(3.2)/(2(-0.15)) = 32/3 = 10 2/3 . . . . feet horizontally from the club

The maximum height is the function value at that point.

 h(10 2/3) = (-0.15(10 2/3) +3.2)(10 2/3) = 1.6(10 2/3) = 17 1/15

So, the ball reaches a maximum height of 17 1/15 feet at a horizontal distance of 10 2/3 feet from the club. The ball's flight is symmetrical about the peak, so it returns to the ground about 21 1/3 feet away.

Learn more about trajectory here:

https://brainly.com/question/24489253

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Which inequality represents all values of x for which the quotient below is
defined?
28(x-1) = 8x?
O A. x less than or equal to -1
B.x great than or equal to 1
O C. x> 1
O D. x<-1

Answers

You can re-write this quotient this way :

[tex]\frac{\sqrt{28(x-1)}}{\sqrt{8x^{2} }} = \sqrt{ \frac{28(x-1)}{8x^{2} } }\\[/tex]

What's inside the square root must be greater than or equal to 0, because the domain of the square root function is defined on R+ (which is [0,+∞))

In other word we must find x so that :

[tex]\frac{28(x-1)}{8x^{2}}\geq 0[/tex]

at the end we get

28(x-1) ≥ 0

28x - 28 ≥ 0

28x ≥ 28

x ≥ 1

So the answer is B, x ≥ 1

G-3÷1/3+1=

PLEASE HELP

Answers

The answer is 2.
3 divided by 3 is 1.
1 plus 1 is 2.

A coin when left from certain height starts moving towards the earth under the influence of......... *​

Answers

When a coin is left from a certain height starts moving towards the Earth under the influence of gravity.

Gravity is a term from physics that refers to the natural phenomenon that causes objects with mass to be attracted to each other. On Earth, gravity is equivalent to 9.8 m / s² and this makes objects fall towards the ground.

According to the above, if a coin is dropped from a certain height it will go towards the ground because gravity will attract it and it will take an acceleration of 9.8 m / s².

According to the above, the answer is gravity, because this is the natural phenomenon that influences the direction the coin takes.

Learn more in: https://brainly.com/question/4014727

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