8x-8=9x-7

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


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

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

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

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

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

Combine like terms: 9x + -9x = 0
-8 + -1x = -7 + 0
-8 + -1x = -7

Add '8' to each side of the equation.
-8 + 8 + -1x = -7 + 8

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

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

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

Simplifying
x = -1

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