15-w-4=28

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Solution for 15-w-4=28 equation:


Simplifying
15 + -1w + -4 = 28

Reorder the terms:
15 + -4 + -1w = 28

Combine like terms: 15 + -4 = 11
11 + -1w = 28

Solving
11 + -1w = 28

Solving for variable 'w'.

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

Add '-11' to each side of the equation.
11 + -11 + -1w = 28 + -11

Combine like terms: 11 + -11 = 0
0 + -1w = 28 + -11
-1w = 28 + -11

Combine like terms: 28 + -11 = 17
-1w = 17

Divide each side by '-1'.
w = -17

Simplifying
w = -17

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