7w-2w-2=13

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Solution for 7w-2w-2=13 equation: 


Simplifying
7w + -2w + -2 = 13

Reorder the terms:
-2 + 7w + -2w = 13

Combine like terms: 7w + -2w = 5w
-2 + 5w = 13

Solving
-2 + 5w = 13

Solving for variable 'w'.

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

Add '2' to each side of the equation.
-2 + 2 + 5w = 13 + 2

Combine like terms: -2 + 2 = 0
0 + 5w = 13 + 2
5w = 13 + 2

Combine like terms: 13 + 2 = 15
5w = 15

Divide each side by '5'.
w = 3

Simplifying
w = 3

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