-1=-x-7

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Solution for -1=-x-7 equation:


Simplifying
-1 = -1x + -7

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

Solving
-1 = -7 + -1x

Solving for variable 'x'.

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

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

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

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

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

Combine like terms: -7 + 1 = -6
x = -6

Simplifying
x = -6

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