Which equation is equivalent to X +8 is equal to 21

Answers

Answer 1

Answer:

an equation is equivalent to x+8=21 is 13

Step-by-step explanation:

21-8 would equal 13 that how you find the missing variable


Related Questions

I’m being dumb rn but I need help with this-.-

Answers

2.03 is the answer to this question, unless I'm dumb too

Answer:

2.03

:) have a nice day

Step-by-step explanation:

Please help!!!!! In a hurry

Answers

Answer:

1/12

Step-by-step explanation:

Answer:

1 /12. hope you get an a, thx

Help asapppppppp pleasee

Answers

y= -1/4x + 3

cause it’s y=mx+b so you do the slope with going up/down as numerator and left or right as denominator. if the line is goin down from left to right it’s slope will be negative, if it’s going up from left to right it’s positive. then the b is just the y-intercept

I need help on this math question plis ​

Answers

Answer:

B

Step-by-step explanation:

I need help ._. Can u plz help me?

Answers

Answer:

#3

Step-by-step explanation:

I need answer pls, PLS

Answers

Answer:

The answer is 17

Step-by-step explanation:

First step is dividing 45÷9 = 5

Then, 2² = 4

Now you have: 4 × 5 - 3 => 20 - 3 => 17

Answer: 17

Step-by-step explanation:

PEMDAS

45÷9=5 2×2=4 4×5=20 20-3=17

I need help on this asap, I'm giving 39 POINTS and mark BRAINLIEST the question is on the pic! thankss

Answers

Answer: I’m pretty sure it’s c also

The graph of which function has an axis of symmetry at x = -?

Answers

The answer has to be the lowest negative number

Iron makes up 4.5% of the Earth's crust. Which is another way to write 4.5% of a value?

Answers

Answer:

0.045 or 9/2

Step-by-step explanation:

Assume that 12 jurors are randomly selected from a population in which 73% of the people are Mexican-Americans. Refer to the probability distribution table below and find the indicated probabilities.

0 0+
1 0+
2 0.0001
3 0.0007
4 0.004
5 0.0172
6 0.0542
7 0.1255
8 0.2122
9 0.2549
10 0.2068
11 0.1016
12 0.0229


Find the probability of exactly 5 Mexican-Americans among 12 jurors. Round your answer to four decimal places.
P(x=5)=



Find the probability of 5 or fewer Mexican-Americans among 12 jurors. Round your answer to four decimal places.
P(x≤5)=



Does 5 Mexican-Americans among 12 jurors suggest that the selection process discriminates against Mexican-Americans?

no
yes

Answers

Answer:

I'm not sure if i'm correct but i'm guessing no

Step-by-step explanation:

Help me Please please people I believe you can help me...

Answers

Answer:

A.)  9pencils

B.)   6 more Pencils than markers

Step-by-step explanation:

A.)1.08/ 0.12 = 9

B.) 2.18 - 1.08 = $1.10

1.10 / .36 = 3 Markers

HAVE A GREAT DAY!!! :)

Answer:

for the first question bonnie bought 9 pencils

and for the second question albert has 6 more pencils than markers

Step-by-step explanation:

hope this helped

How to write 1 billion and 67.9 in expanded formp

Answers

Answer:

1,000,000,000+60+7+.9

Explanation:

Start by writing out 1 billion and then add the 67.9!

Does the table represent y as a function of x?

Answers

Answer:

yes

Step-by-step explanation:

Tabitha used canvas fabric to make a tent for her dog. The number line shows the number of yards she used.​

Answers

Answer:

7/8 because there are 4 dashes and the point is right in the middle of them, making it so the denominator is 8, you figure out the 7 because 8/8 would be 1, and the point is right before 1 so it has to be 7/8

Step-by-step explanation:

Answer:

D) 7/8

Step-by-step explanation:

I'm also on Edge and am on this same question. Credit to the other person for also saying 7/8 and being right :D

Your restaurant bill is $42.16. You want to leave a 20% tip. What is your best
estimate of a 20% tip?
Your answer

Answers

Answer:

$8.40

Step-by-step explanation:

Since this is an estimate, you need to do it in your head. The way I did it was I divided 40 by 5 since 20% is one fifth of 100%, then I divided 2 by 5 and added them together which equaled 8.40.

Answer:

About $8

Step-by-step explanation:

Move decimal point one place to the left (making $4.20), then double that answer (making $8.40). You said estimate so I rounded down to $8 but a more precise answer would be $8.40.

Hope this helps :).

Why don’t we see the ground coming towards us ?

Answers

Answer:

Why don't we see the ground coming toward us?

Step-by-step explanation:

Why don't we see the ground coming toward us? We have less gravitational force than the earth. ... It has a lot of mass, so it feels the earth's gravitational force less than smaller objects do. It has more mass than the earth, so it stays in one place while the earth orbits it.

Answer:

Why don't we see the ground coming toward us? We have less gravitational force than the earth. ... It has a lot of mass, so it feels the earth's gravitational force less than smaller objects do. It has more mass than the earth, so it stays in one place while the earth orbits it.

Step-by-step explanation:

During the summer, 1.3% of the water in the kiddie pool evaporates every day. If the kiddie pool holds 8,000 gallons of water and is not
refilled for 10 days, how many gallons of water will be in the pool? Round your answer to the nearest gallon enter the amount

Answers

Answer:

7019 gallons

Step-by-step explanation:

Initial volume of water = 8000 galDaily reduction = 1.3% Time = 10 days

Required equation:

8000*(1- 0.013)^10 =8000*0.987^10 =7018.7781 ≈ 7019 rounded to the nearest gallon

A storage container for oil is in the shape of a cylinder with a diameter of 14ft and a height of 16ft. Which measurement is closest to the volume of the storage container in feet.

Answers

Answer:

the answer would be 1335.18

Step-by-step explanation:

Which of the following statements is not true about the graph of a system of equations with infinitely many solutions? (KY.8.EE.7)

a) The lines will have the same slope.

b) The lines have one positive y-intercept and one negative y-intercept.

c) The lines will have the same y-intercept.

d) The lines will share all of the same points.​

Answers

Answer:

C

Step-by-step explanation:

Answer:

c

Step-by-step explanation:

Use the distributive property to write an expression that is equivalent to 12 + 4x .

Answers

Answer:

4 ( 3 + x )

Step-by-step explanation:

Pull out a four from both parts

4( 3 + x)

Solve this equation
2 (c+8) = -12

Answers

Answer:

C= -14

Step-by-step explanation:

2(c+8)= -12 > divide both sides by 2

C+8= -6 > move c by itself

C= -6-8  > then subtract -6 and -8 and you will get -14

What is the slope of the line in the graph?
PLEASE HURRY

Answers

-5, 5 Hope it helps :D

The least common denominator of 3/2 and 2/3 is

Answers

Answer:

6

Step-by-step explanation:

Answer:

6

Step-by-step explanation:

Multiply the 2 denominators which gives you 6. P.S make sure to do cross multiplication for the numerator cause if the rest of the question asks for the full answer then you would get it wrong if you don't.

Write the equation of the linear relationship in slope-intercept form using decimals as needed

Answers

Answer:

25/82

Step-by-step explanation:

Pls hurry I’m being timed

Answers

I believe the answer is “A”

Answer:

I think the answer is A

Step-by-step explanation:

makes sense

Rina’s recipe uses 2 cups of sugar to make 2 ½ dozen cookies. Jonah’s recipe uses 2 ¼ cups of sugar to make 3 dozen cookies. Which recipe uses more sugar for a dozen cookies? Why?

Answers

Answer:

Let's calculate the "cups of sugar per dozen cookies" ratio:

2 cups

---------- = 0.8  (Rina)        

  2.5                                  

2.25 cups

------------- = 0.75 (Jonah)

     3

Rina uses more sugar for a dozen cookies.

Which expression is equivalent to 3V64a^6b^7c^9?

Answers

Answer:

24a³b³c⁴[tex]\sqrt{bc}[/tex]

Step-by-step explanation:

Given

3[tex]\sqrt{64a^6b^7c^9}[/tex]

Equivalent expression is

3[tex]\sqrt{64a^6b^7c^9}[/tex] =3[tex]\sqrt{8^2(a^3)^2b(b^3)^2c(c^4)^2}[/tex] =3*8a³b³c⁴[tex]\sqrt{bc}[/tex]=24a³b³c⁴[tex]\sqrt{bc}[/tex]

Michael buys a car and agrees to pay $1,500 up front and $450 month for the next 2 years. Which shows the total amount,y, in dollars that will be paid at the end of x months?

Answers

Answer:

Total cost= $12,300

Step-by-step explanation:

Giving the following information:

Fixed cost= $1,500

Monthly cost= $450

To calculate the total cost, we need to use the following formula:

Total cost= fixed cost + unitary variable cost*x

x= number of units

For 2 years:

Total cost= 1,500 + 450*24

Total cost= $12,300

Answer:

Step-by-step explanation:

(m²+mn+n²)(m²-mn+n²)​

Answers

To be real I don’t know I don’t understand math with all those letters

Answer:

[tex]m^{4\\}[/tex]+[tex]m^{2}[/tex][tex]n^{2}[/tex]+[tex]n^{4}[/tex]

Step-by-step explanation:

If you're distributing each value, I would recommend you to use the lattice method so that you can work on it faster.  Make sure to add the exponents instead of multiplying to have an accurate answer.  Once your done then cross out the ones that would subtract to 0 which would leave you with [tex]m^{4\\}[/tex]+[tex]m^{2}[/tex][tex]n^{2}[/tex]+[tex]n^{4}[/tex] as your final answer if you did it properly.

To divide 1.95 + 0.005, you will need to move the decimal in the divisor and the
dividend to the ...
Left one place
Left two places
Right two places
Right three places

Answers

I don’t really know what this means

I'm assuming the goal of this style of division is to divide by whole numbers instead of decimal numbers. In that case, you would need to move the decimal in the divisor and the dividend three places to the right.

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