7x-12=-2x+15

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Solution for 7x-12=-2x+15 equation: 


Simplifying
7x + -12 = -2x + 15

Reorder the terms:
-12 + 7x = -2x + 15

Reorder the terms:
-12 + 7x = 15 + -2x

Solving
-12 + 7x = 15 + -2x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '2x' to each side of the equation.
-12 + 7x + 2x = 15 + -2x + 2x

Combine like terms: 7x + 2x = 9x
-12 + 9x = 15 + -2x + 2x

Combine like terms: -2x + 2x = 0
-12 + 9x = 15 + 0
-12 + 9x = 15

Add '12' to each side of the equation.
-12 + 12 + 9x = 15 + 12

Combine like terms: -12 + 12 = 0
0 + 9x = 15 + 12
9x = 15 + 12

Combine like terms: 15 + 12 = 27
9x = 27

Divide each side by '9'.
x = 3

Simplifying
x = 3

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