-20=-2(4+2y)

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Solution for -20=-2(4+2y) equation:


Simplifying
-20 = -2(4 + 2y)
-20 = (4 * -2 + 2y * -2)
-20 = (-8 + -4y)

Solving
-20 = -8 + -4y

Solving for variable 'y'.

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

Add '4y' to each side of the equation.
-20 + 4y = -8 + -4y + 4y

Combine like terms: -4y + 4y = 0
-20 + 4y = -8 + 0
-20 + 4y = -8

Add '20' to each side of the equation.
-20 + 20 + 4y = -8 + 20

Combine like terms: -20 + 20 = 0
0 + 4y = -8 + 20
4y = -8 + 20

Combine like terms: -8 + 20 = 12
4y = 12

Divide each side by '4'.
y = 3

Simplifying
y = 3

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