-21-w=-8

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Solution for -21-w=-8 equation:


Simplifying
-21 + -1w = -8

Solving
-21 + -1w = -8

Solving for variable 'w'.

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

Add '21' to each side of the equation.
-21 + 21 + -1w = -8 + 21

Combine like terms: -21 + 21 = 0
0 + -1w = -8 + 21
-1w = -8 + 21

Combine like terms: -8 + 21 = 13
-1w = 13

Divide each side by '-1'.
w = -13

Simplifying
w = -13

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