-87-2w=-v+21

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Solution for -87-2w=-v+21 equation:


Simplifying
-87 + -2w = -1v + 21

Reorder the terms:
-87 + -2w = 21 + -1v

Solving
-87 + -2w = 21 + -1v

Solving for variable 'w'.

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

Add '87' to each side of the equation.
-87 + 87 + -2w = 21 + 87 + -1v

Combine like terms: -87 + 87 = 0
0 + -2w = 21 + 87 + -1v
-2w = 21 + 87 + -1v

Combine like terms: 21 + 87 = 108
-2w = 108 + -1v

Divide each side by '-2'.
w = -54 + 0.5v

Simplifying
w = -54 + 0.5v

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