(-12)=w-9

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Solution for (-12)=w-9 equation:


Simplifying
(-12) = w + -9
-12 = w + -9

Reorder the terms:
-12 = -9 + w

Solving
-12 = -9 + w

Solving for variable 'w'.

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

Add '-1w' to each side of the equation.
-12 + -1w = -9 + w + -1w

Combine like terms: w + -1w = 0
-12 + -1w = -9 + 0
-12 + -1w = -9

Add '12' to each side of the equation.
-12 + 12 + -1w = -9 + 12

Combine like terms: -12 + 12 = 0
0 + -1w = -9 + 12
-1w = -9 + 12

Combine like terms: -9 + 12 = 3
-1w = 3

Divide each side by '-1'.
w = -3

Simplifying
w = -3

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