-x-7=-8x

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


Simplifying
-1x + -7 = -8x

Reorder the terms:
-7 + -1x = -8x

Solving
-7 + -1x = -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 + -1x + 8x = -8x + 8x

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

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

Add '7' to each side of the equation.
-7 + 7 + 7x = 0 + 7

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

Combine like terms: 0 + 7 = 7
7x = 7

Divide each side by '7'.
x = 1

Simplifying
x = 1

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