w-13=8.7

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Solution for w-13=8.7 equation: 


Simplifying
w + -13 = 8.7

Reorder the terms:
-13 + w = 8.7

Solving
-13 + w = 8.7

Solving for variable 'w'.

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

Add '13' to each side of the equation.
-13 + 13 + w = 8.7 + 13

Combine like terms: -13 + 13 = 0
0 + w = 8.7 + 13
w = 8.7 + 13

Combine like terms: 8.7 + 13 = 21.7
w = 21.7

Simplifying
w = 21.7

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