8x-12-3=9x-7

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Solution for 8x-12-3=9x-7 equation:


Simplifying
8x + -12 + -3 = 9x + -7

Reorder the terms:
-12 + -3 + 8x = 9x + -7

Combine like terms: -12 + -3 = -15
-15 + 8x = 9x + -7

Reorder the terms:
-15 + 8x = -7 + 9x

Solving
-15 + 8x = -7 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
-15 + 8x + -9x = -7 + 9x + -9x

Combine like terms: 8x + -9x = -1x
-15 + -1x = -7 + 9x + -9x

Combine like terms: 9x + -9x = 0
-15 + -1x = -7 + 0
-15 + -1x = -7

Add '15' to each side of the equation.
-15 + 15 + -1x = -7 + 15

Combine like terms: -15 + 15 = 0
0 + -1x = -7 + 15
-1x = -7 + 15

Combine like terms: -7 + 15 = 8
-1x = 8

Divide each side by '-1'.
x = -8

Simplifying
x = -8

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