w-120=400

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Solution for w-120=400 equation: 


Simplifying
w + -120 = 400

Reorder the terms:
-120 + w = 400

Solving
-120 + w = 400

Solving for variable 'w'.

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

Add '120' to each side of the equation.
-120 + 120 + w = 400 + 120

Combine like terms: -120 + 120 = 0
0 + w = 400 + 120
w = 400 + 120

Combine like terms: 400 + 120 = 520
w = 520

Simplifying
w = 520

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