15+7w=99

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Solution for 15+7w=99 equation: 


Simplifying
15 + 7w = 99

Solving
15 + 7w = 99

Solving for variable 'w'.

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

Add '-15' to each side of the equation.
15 + -15 + 7w = 99 + -15

Combine like terms: 15 + -15 = 0
0 + 7w = 99 + -15
7w = 99 + -15

Combine like terms: 99 + -15 = 84
7w = 84

Divide each side by '7'.
w = 12

Simplifying
w = 12

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