Mathematics: What is the solution to this equation? x- 12 = 9

What is the solution to this equation? x- 12

chrissycherry

13.03.2022

x = 21

Step-by-step explanation:

x- 12 = 9

Add 12 to each side

x- 12+12 = 9+12

x = 21

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edenszigethyow8ajk

13.03.2022

$\huge \boxed{x=21}$

Step-by-step explanation:

$\Huge\textnormal{Add 12 from both sides of the equation.}$

$\displaystyle x-12+12=9+12$

$\Huge \textnormal{Simplify and solve to find the answer.}$

$\displaystyle 9+12=21$

$\huge \boxed{x=21}$ , which is our answer.

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damientran

25.02.2021

A) -4, 2

Step-by-step explanation:

I graphed the equation and found that the x's were -4 and 2.

If this answer is correct, please make me Brainliest!

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