7-(-1x-7)=-7

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


Simplifying
7 + -1(-1x + -7) = -7

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

Combine like terms: 7 + 7 = 14
14 + 1x = -7

Solving
14 + 1x = -7

Solving for variable 'x'.

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

Add '-14' to each side of the equation.
14 + -14 + 1x = -7 + -14

Combine like terms: 14 + -14 = 0
0 + 1x = -7 + -14
1x = -7 + -14

Combine like terms: -7 + -14 = -21
1x = -21

Divide each side by '1'.
x = -21

Simplifying
x = -21

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