18+w-13=20

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Solution for 18+w-13=20 equation: 


Simplifying
18 + w + -13 = 20

Reorder the terms:
18 + -13 + w = 20

Combine like terms: 18 + -13 = 5
5 + w = 20

Solving
5 + w = 20

Solving for variable 'w'.

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

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

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

Combine like terms: 20 + -5 = 15
w = 15

Simplifying
w = 15

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