8x+7-9x=12-7x+7

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Solution for 8x+7-9x=12-7x+7 equation:


Simplifying
8x + 7 + -9x = 12 + -7x + 7

Reorder the terms:
7 + 8x + -9x = 12 + -7x + 7

Combine like terms: 8x + -9x = -1x
7 + -1x = 12 + -7x + 7

Reorder the terms:
7 + -1x = 12 + 7 + -7x

Combine like terms: 12 + 7 = 19
7 + -1x = 19 + -7x

Solving
7 + -1x = 19 + -7x

Solving for variable 'x'.

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

Add '7x' to each side of the equation.
7 + -1x + 7x = 19 + -7x + 7x

Combine like terms: -1x + 7x = 6x
7 + 6x = 19 + -7x + 7x

Combine like terms: -7x + 7x = 0
7 + 6x = 19 + 0
7 + 6x = 19

Add '-7' to each side of the equation.
7 + -7 + 6x = 19 + -7

Combine like terms: 7 + -7 = 0
0 + 6x = 19 + -7
6x = 19 + -7

Combine like terms: 19 + -7 = 12
6x = 12

Divide each side by '6'.
x = 2

Simplifying
x = 2

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