-12+9w=-20

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Solution for -12+9w=-20 equation: 


Simplifying
-12 + 9w = -20

Solving
-12 + 9w = -20

Solving for variable 'w'.

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

Add '12' to each side of the equation.
-12 + 12 + 9w = -20 + 12

Combine like terms: -12 + 12 = 0
0 + 9w = -20 + 12
9w = -20 + 12

Combine like terms: -20 + 12 = -8
9w = -8

Divide each side by '9'.
w = -0.8888888889

Simplifying
w = -0.8888888889

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