-x-7=-8+x

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


Simplifying
-1x + -7 = -8 + x

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

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

Solving for variable 'x'.

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

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

Combine like terms: -1x + -1x = -2x
-7 + -2x = -8 + x + -1x

Combine like terms: x + -1x = 0
-7 + -2x = -8 + 0
-7 + -2x = -8

Add '7' to each side of the equation.
-7 + 7 + -2x = -8 + 7

Combine like terms: -7 + 7 = 0
0 + -2x = -8 + 7
-2x = -8 + 7

Combine like terms: -8 + 7 = -1
-2x = -1

Divide each side by '-2'.
x = 0.5

Simplifying
x = 0.5

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