-21+(-8y)=-21

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Solution for -21+(-8y)=-21 equation: 


Simplifying
-21 + (-8y) = -21

Add '21' to each side of the equation.
-21 + 21 + (-8y) = -21 + 21

Combine like terms: -21 + 21 = 0
0 + (-8y) = -21 + 21
(-8y) = -21 + 21

Combine like terms: -21 + 21 = 0
(-8y) = 0

Solving
(-8y) = 0

Solving for variable 'y'.

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

Divide each side by '-8'.
y = 0

Simplifying
y = 0

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