13w-9w+w=20

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Solution for 13w-9w+w=20 equation: 


Simplifying
13w + -9w + w = 20

Combine like terms: 13w + -9w = 4w
4w + w = 20

Combine like terms: 4w + w = 5w
5w = 20

Solving
5w = 20

Solving for variable 'w'.

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

Divide each side by '5'.
w = 4

Simplifying
w = 4

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