-5w+12w+9=4w+42

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Solution for -5w+12w+9=4w+42 equation:


Simplifying
-5w + 12w + 9 = 4w + 42

Reorder the terms:
9 + -5w + 12w = 4w + 42

Combine like terms: -5w + 12w = 7w
9 + 7w = 4w + 42

Reorder the terms:
9 + 7w = 42 + 4w

Solving
9 + 7w = 42 + 4w

Solving for variable 'w'.

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

Add '-4w' to each side of the equation.
9 + 7w + -4w = 42 + 4w + -4w

Combine like terms: 7w + -4w = 3w
9 + 3w = 42 + 4w + -4w

Combine like terms: 4w + -4w = 0
9 + 3w = 42 + 0
9 + 3w = 42

Add '-9' to each side of the equation.
9 + -9 + 3w = 42 + -9

Combine like terms: 9 + -9 = 0
0 + 3w = 42 + -9
3w = 42 + -9

Combine like terms: 42 + -9 = 33
3w = 33

Divide each side by '3'.
w = 11

Simplifying
w = 11

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