-(x-1)=7

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Solution for -(x-1)=7 equation: 


Simplifying
-1(x + -1) = 7

Reorder the terms:
-1(-1 + x) = 7
(-1 * -1 + x * -1) = 7
(1 + -1x) = 7

Solving
1 + -1x = 7

Solving for variable 'x'.

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

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

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

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

Divide each side by '-1'.
x = -6

Simplifying
x = -6

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