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

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


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

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

Combine like terms: 3w + -5w = -2w
21 + -2w = w + 12

Reorder the terms:
21 + -2w = 12 + w

Solving
21 + -2w = 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.
21 + -2w + -1w = 12 + w + -1w

Combine like terms: -2w + -1w = -3w
21 + -3w = 12 + w + -1w

Combine like terms: w + -1w = 0
21 + -3w = 12 + 0
21 + -3w = 12

Add '-21' to each side of the equation.
21 + -21 + -3w = 12 + -21

Combine like terms: 21 + -21 = 0
0 + -3w = 12 + -21
-3w = 12 + -21

Combine like terms: 12 + -21 = -9
-3w = -9

Divide each side by '-3'.
w = 3

Simplifying
w = 3

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