3(w+7)=2w-8

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Solution for 3(w+7)=2w-8 equation:


Simplifying
3(w + 7) = 2w + -8

Reorder the terms:
3(7 + w) = 2w + -8
(7 * 3 + w * 3) = 2w + -8
(21 + 3w) = 2w + -8

Reorder the terms:
21 + 3w = -8 + 2w

Solving
21 + 3w = -8 + 2w

Solving for variable 'w'.

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

Add '-2w' to each side of the equation.
21 + 3w + -2w = -8 + 2w + -2w

Combine like terms: 3w + -2w = 1w
21 + 1w = -8 + 2w + -2w

Combine like terms: 2w + -2w = 0
21 + 1w = -8 + 0
21 + 1w = -8

Add '-21' to each side of the equation.
21 + -21 + 1w = -8 + -21

Combine like terms: 21 + -21 = 0
0 + 1w = -8 + -21
1w = -8 + -21

Combine like terms: -8 + -21 = -29
1w = -29

Divide each side by '1'.
w = -29

Simplifying
w = -29

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