15+w=12

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Solution for 15+w=12 equation: 


Simplifying
15 + w = 12

Solving
15 + w = 12

Solving for variable 'w'.

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

Add '-15' to each side of the equation.
15 + -15 + w = 12 + -15

Combine like terms: 15 + -15 = 0
0 + w = 12 + -15
w = 12 + -15

Combine like terms: 12 + -15 = -3
w = -3

Simplifying
w = -3

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