(w+12)+(5w+15)+(3w-9)=180

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Solution for (w+12)+(5w+15)+(3w-9)=180 equation:


Simplifying
(w + 12) + (5w + 15) + (3w + -9) = 180

Reorder the terms:
(12 + w) + (5w + 15) + (3w + -9) = 180

Remove parenthesis around (12 + w)
12 + w + (5w + 15) + (3w + -9) = 180

Reorder the terms:
12 + w + (15 + 5w) + (3w + -9) = 180

Remove parenthesis around (15 + 5w)
12 + w + 15 + 5w + (3w + -9) = 180

Reorder the terms:
12 + w + 15 + 5w + (-9 + 3w) = 180

Remove parenthesis around (-9 + 3w)
12 + w + 15 + 5w + -9 + 3w = 180

Reorder the terms:
12 + 15 + -9 + w + 5w + 3w = 180

Combine like terms: 12 + 15 = 27
27 + -9 + w + 5w + 3w = 180

Combine like terms: 27 + -9 = 18
18 + w + 5w + 3w = 180

Combine like terms: w + 5w = 6w
18 + 6w + 3w = 180

Combine like terms: 6w + 3w = 9w
18 + 9w = 180

Solving
18 + 9w = 180

Solving for variable 'w'.

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

Add '-18' to each side of the equation.
18 + -18 + 9w = 180 + -18

Combine like terms: 18 + -18 = 0
0 + 9w = 180 + -18
9w = 180 + -18

Combine like terms: 180 + -18 = 162
9w = 162

Divide each side by '9'.
w = 18

Simplifying
w = 18

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