13=3w-7w-7

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Solution for 13=3w-7w-7 equation:


Simplifying
13 = 3w + -7w + -7

Reorder the terms:
13 = -7 + 3w + -7w

Combine like terms: 3w + -7w = -4w
13 = -7 + -4w

Solving
13 = -7 + -4w

Solving for variable 'w'.

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

Add '4w' to each side of the equation.
13 + 4w = -7 + -4w + 4w

Combine like terms: -4w + 4w = 0
13 + 4w = -7 + 0
13 + 4w = -7

Add '-13' to each side of the equation.
13 + -13 + 4w = -7 + -13

Combine like terms: 13 + -13 = 0
0 + 4w = -7 + -13
4w = -7 + -13

Combine like terms: -7 + -13 = -20
4w = -20

Divide each side by '4'.
w = -5

Simplifying
w = -5

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