-(x+7)=15

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Solution for -(x+7)=15 equation: 


Simplifying
-1(x + 7) = 15

Reorder the terms:
-1(7 + x) = 15
(7 * -1 + x * -1) = 15
(-7 + -1x) = 15

Solving
-7 + -1x = 15

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 7 + -1x = 15 + 7

Combine like terms: -7 + 7 = 0
0 + -1x = 15 + 7
-1x = 15 + 7

Combine like terms: 15 + 7 = 22
-1x = 22

Divide each side by '-1'.
x = -22

Simplifying
x = -22

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