-(y-90)=

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Solution for -(y-90)= equation:


Simplifying
-1(y + -90) = 0

Reorder the terms:
-1(-90 + y) = 0
(-90 * -1 + y * -1) = 0
(90 + -1y) = 0

Solving
90 + -1y = 0

Solving for variable 'y'.

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

Add '-90' to each side of the equation.
90 + -90 + -1y = 0 + -90

Combine like terms: 90 + -90 = 0
0 + -1y = 0 + -90
-1y = 0 + -90

Combine like terms: 0 + -90 = -90
-1y = -90

Divide each side by '-1'.
y = 90

Simplifying
y = 90

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