15=w-4

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Solution for 15=w-4 equation:


Simplifying
15 = w + -4

Reorder the terms:
15 = -4 + w

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

Combine like terms: w + -1w = 0
15 + -1w = -4 + 0
15 + -1w = -4

Add '-15' to each side of the equation.
15 + -15 + -1w = -4 + -15

Combine like terms: 15 + -15 = 0
0 + -1w = -4 + -15
-1w = -4 + -15

Combine like terms: -4 + -15 = -19
-1w = -19

Divide each side by '-1'.
w = 19

Simplifying
w = 19

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