9w+15=12w

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Solution for 9w+15=12w equation:


Simplifying
9w + 15 = 12w

Reorder the terms:
15 + 9w = 12w

Solving
15 + 9w = 12w

Solving for variable 'w'.

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

Add '-12w' to each side of the equation.
15 + 9w + -12w = 12w + -12w

Combine like terms: 9w + -12w = -3w
15 + -3w = 12w + -12w

Combine like terms: 12w + -12w = 0
15 + -3w = 0

Add '-15' to each side of the equation.
15 + -15 + -3w = 0 + -15

Combine like terms: 15 + -15 = 0
0 + -3w = 0 + -15
-3w = 0 + -15

Combine like terms: 0 + -15 = -15
-3w = -15

Divide each side by '-3'.
w = 5

Simplifying
w = 5

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