7x-7=8-8x

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


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

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

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

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

Combine like terms: -8x + 8x = 0
-7 + 15x = 8 + 0
-7 + 15x = 8

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

Combine like terms: -7 + 7 = 0
0 + 15x = 8 + 7
15x = 8 + 7

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

Divide each side by '15'.
x = 1

Simplifying
x = 1

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