30=87-w

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Solution for 30=87-w equation:


Simplifying
30 = 87 + -1w

Solving
30 = 87 + -1w

Solving for variable 'w'.

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

Add 'w' to each side of the equation.
30 + w = 87 + -1w + w

Combine like terms: -1w + w = 0
30 + w = 87 + 0
30 + w = 87

Add '-30' to each side of the equation.
30 + -30 + w = 87 + -30

Combine like terms: 30 + -30 = 0
0 + w = 87 + -30
w = 87 + -30

Combine like terms: 87 + -30 = 57
w = 57

Simplifying
w = 57

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