7(w+1)-4w=w-8

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Solution for 7(w+1)-4w=w-8 equation:


Simplifying
7(w + 1) + -4w = w + -8

Reorder the terms:
7(1 + w) + -4w = w + -8
(1 * 7 + w * 7) + -4w = w + -8
(7 + 7w) + -4w = w + -8

Combine like terms: 7w + -4w = 3w
7 + 3w = w + -8

Reorder the terms:
7 + 3w = -8 + w

Solving
7 + 3w = -8 + w

Solving for variable 'w'.

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

Add '-1w' to each side of the equation.
7 + 3w + -1w = -8 + w + -1w

Combine like terms: 3w + -1w = 2w
7 + 2w = -8 + w + -1w

Combine like terms: w + -1w = 0
7 + 2w = -8 + 0
7 + 2w = -8

Add '-7' to each side of the equation.
7 + -7 + 2w = -8 + -7

Combine like terms: 7 + -7 = 0
0 + 2w = -8 + -7
2w = -8 + -7

Combine like terms: -8 + -7 = -15
2w = -15

Divide each side by '2'.
w = -7.5

Simplifying
w = -7.5

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