7x-8=8-9x

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


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

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

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

Combine like terms: 7x + 9x = 16x
-8 + 16x = 8 + -9x + 9x

Combine like terms: -9x + 9x = 0
-8 + 16x = 8 + 0
-8 + 16x = 8

Add '8' to each side of the equation.
-8 + 8 + 16x = 8 + 8

Combine like terms: -8 + 8 = 0
0 + 16x = 8 + 8
16x = 8 + 8

Combine like terms: 8 + 8 = 16
16x = 16

Divide each side by '16'.
x = 1

Simplifying
x = 1

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