-2(-20+5y)=30

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Solution for -2(-20+5y)=30 equation: 


Simplifying
-2(-20 + 5y) = 30
(-20 * -2 + 5y * -2) = 30
(40 + -10y) = 30

Solving
40 + -10y = 30

Solving for variable 'y'.

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

Add '-40' to each side of the equation.
40 + -40 + -10y = 30 + -40

Combine like terms: 40 + -40 = 0
0 + -10y = 30 + -40
-10y = 30 + -40

Combine like terms: 30 + -40 = -10
-10y = -10

Divide each side by '-10'.
y = 1

Simplifying
y = 1

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