87=4w+15

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Solution for 87=4w+15 equation:


Simplifying
87 = 4w + 15

Reorder the terms:
87 = 15 + 4w

Solving
87 = 15 + 4w

Solving for variable 'w'.

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

Add '-4w' to each side of the equation.
87 + -4w = 15 + 4w + -4w

Combine like terms: 4w + -4w = 0
87 + -4w = 15 + 0
87 + -4w = 15

Add '-87' to each side of the equation.
87 + -87 + -4w = 15 + -87

Combine like terms: 87 + -87 = 0
0 + -4w = 15 + -87
-4w = 15 + -87

Combine like terms: 15 + -87 = -72
-4w = -72

Divide each side by '-4'.
w = 18

Simplifying
w = 18

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