4w+12=w-15

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Solution for 4w+12=w-15 equation: 


Simplifying
4w + 12 = w + -15

Reorder the terms:
12 + 4w = w + -15

Reorder the terms:
12 + 4w = -15 + w

Solving
12 + 4w = -15 + 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 + 4w + -1w = -15 + w + -1w

Combine like terms: 4w + -1w = 3w
12 + 3w = -15 + w + -1w

Combine like terms: w + -1w = 0
12 + 3w = -15 + 0
12 + 3w = -15

Add '-12' to each side of the equation.
12 + -12 + 3w = -15 + -12

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

Combine like terms: -15 + -12 = -27
3w = -27

Divide each side by '3'.
w = -9

Simplifying
w = -9

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