1-x-1=7

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Solution for 1-x-1=7 equation: 


Simplifying
1 + -1x + -1 = 7

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

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

Solving
-1x = 7

Solving for variable 'x'.

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

Divide each side by '-1'.
x = -7

Simplifying
x = -7

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