220=500-20w

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Solution for 220=500-20w equation:


Simplifying
220 = 500 + -20w

Solving
220 = 500 + -20w

Solving for variable 'w'.

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

Add '20w' to each side of the equation.
220 + 20w = 500 + -20w + 20w

Combine like terms: -20w + 20w = 0
220 + 20w = 500 + 0
220 + 20w = 500

Add '-220' to each side of the equation.
220 + -220 + 20w = 500 + -220

Combine like terms: 220 + -220 = 0
0 + 20w = 500 + -220
20w = 500 + -220

Combine like terms: 500 + -220 = 280
20w = 280

Divide each side by '20'.
w = 14

Simplifying
w = 14

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