-9x+12=-8x+7

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


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

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

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

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

Solving for variable 'x'.

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

Add '8x' to each side of the equation.
12 + -9x + 8x = 7 + -8x + 8x

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

Combine like terms: -8x + 8x = 0
12 + -1x = 7 + 0
12 + -1x = 7

Add '-12' to each side of the equation.
12 + -12 + -1x = 7 + -12

Combine like terms: 12 + -12 = 0
0 + -1x = 7 + -12
-1x = 7 + -12

Combine like terms: 7 + -12 = -5
-1x = -5

Divide each side by '-1'.
x = 5

Simplifying
x = 5

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