15=3(w+-13)

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Solution for 15=3(w+-13) equation:


Simplifying
15 = 3(w + -13)

Reorder the terms:
15 = 3(-13 + w)
15 = (-13 * 3 + w * 3)
15 = (-39 + 3w)

Solving
15 = -39 + 3w

Solving for variable 'w'.

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

Add '-3w' to each side of the equation.
15 + -3w = -39 + 3w + -3w

Combine like terms: 3w + -3w = 0
15 + -3w = -39 + 0
15 + -3w = -39

Add '-15' to each side of the equation.
15 + -15 + -3w = -39 + -15

Combine like terms: 15 + -15 = 0
0 + -3w = -39 + -15
-3w = -39 + -15

Combine like terms: -39 + -15 = -54
-3w = -54

Divide each side by '-3'.
w = 18

Simplifying
w = 18

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