100-20w=20

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Solution for 100-20w=20 equation: 


Simplifying
100 + -20w = 20

Solving
100 + -20w = 20

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 = 20 + -100

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

Combine like terms: 20 + -100 = -80
-20w = -80

Divide each side by '-20'.
w = 4

Simplifying
w = 4

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