-20=-2y

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Solution for -20=-2y equation:


Simplifying
-20 = -2y

Solving
-20 = -2y

Solving for variable 'y'.

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

Add '2y' to each side of the equation.
-20 + 2y = -2y + 2y

Combine like terms: -2y + 2y = 0
-20 + 2y = 0

Add '20' to each side of the equation.
-20 + 20 + 2y = 0 + 20

Combine like terms: -20 + 20 = 0
0 + 2y = 0 + 20
2y = 0 + 20

Combine like terms: 0 + 20 = 20
2y = 20

Divide each side by '2'.
y = 10

Simplifying
y = 10

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