3(w+7)-5=w+12

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Solution for 3(w+7)-5=w+12 equation:


Simplifying
3(w + 7) + -5 = w + 12

Reorder the terms:
3(7 + w) + -5 = w + 12
(7 * 3 + w * 3) + -5 = w + 12
(21 + 3w) + -5 = w + 12

Reorder the terms:
21 + -5 + 3w = w + 12

Combine like terms: 21 + -5 = 16
16 + 3w = w + 12

Reorder the terms:
16 + 3w = 12 + w

Solving
16 + 3w = 12 + 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.
16 + 3w + -1w = 12 + w + -1w

Combine like terms: 3w + -1w = 2w
16 + 2w = 12 + w + -1w

Combine like terms: w + -1w = 0
16 + 2w = 12 + 0
16 + 2w = 12

Add '-16' to each side of the equation.
16 + -16 + 2w = 12 + -16

Combine like terms: 16 + -16 = 0
0 + 2w = 12 + -16
2w = 12 + -16

Combine like terms: 12 + -16 = -4
2w = -4

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

Simplifying
w = -2

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