100+20w=400

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Solution for 100+20w=400 equation: 


Simplifying
100 + 20w = 400

Solving
100 + 20w = 400

Solving for variable 'w'.

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

Add '-100' to each side of the equation.
100 + -100 + 20w = 400 + -100

Combine like terms: 100 + -100 = 0
0 + 20w = 400 + -100
20w = 400 + -100

Combine like terms: 400 + -100 = 300
20w = 300

Divide each side by '20'.
w = 15

Simplifying
w = 15

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