-6(20+5y)=-90

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Solution for -6(20+5y)=-90 equation: 


Simplifying
-6(20 + 5y) = -90
(20 * -6 + 5y * -6) = -90
(-120 + -30y) = -90

Solving
-120 + -30y = -90

Solving for variable 'y'.

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

Add '120' to each side of the equation.
-120 + 120 + -30y = -90 + 120

Combine like terms: -120 + 120 = 0
0 + -30y = -90 + 120
-30y = -90 + 120

Combine like terms: -90 + 120 = 30
-30y = 30

Divide each side by '-30'.
y = -1

Simplifying
y = -1

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