-(-7)-15=y

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Solution for -(-7)-15=y equation:


Simplifying
-1(-7) + -15 = y

Multiply -1 * -7
7 + -15 = y

Combine like terms: 7 + -15 = -8
-8 = y

Solving
-8 = y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
-8 + -1y = y + -1y

Combine like terms: y + -1y = 0
-8 + -1y = 0

Add '8' to each side of the equation.
-8 + 8 + -1y = 0 + 8

Combine like terms: -8 + 8 = 0
0 + -1y = 0 + 8
-1y = 0 + 8

Combine like terms: 0 + 8 = 8
-1y = 8

Divide each side by '-1'.
y = -8

Simplifying
y = -8

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