20-5w=100

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Solution for 20-5w=100 equation: 


Simplifying
20 + -5w = 100

Solving
20 + -5w = 100

Solving for variable 'w'.

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

Add '-20' to each side of the equation.
20 + -20 + -5w = 100 + -20

Combine like terms: 20 + -20 = 0
0 + -5w = 100 + -20
-5w = 100 + -20

Combine like terms: 100 + -20 = 80
-5w = 80

Divide each side by '-5'.
w = -16

Simplifying
w = -16

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