-3(7w-4)+9w=3(w+6)

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Solution for -3(7w-4)+9w=3(w+6) equation:


Simplifying
-3(7w + -4) + 9w = 3(w + 6)

Reorder the terms:
-3(-4 + 7w) + 9w = 3(w + 6)
(-4 * -3 + 7w * -3) + 9w = 3(w + 6)
(12 + -21w) + 9w = 3(w + 6)

Combine like terms: -21w + 9w = -12w
12 + -12w = 3(w + 6)

Reorder the terms:
12 + -12w = 3(6 + w)
12 + -12w = (6 * 3 + w * 3)
12 + -12w = (18 + 3w)

Solving
12 + -12w = 18 + 3w

Solving for variable 'w'.

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

Add '-3w' to each side of the equation.
12 + -12w + -3w = 18 + 3w + -3w

Combine like terms: -12w + -3w = -15w
12 + -15w = 18 + 3w + -3w

Combine like terms: 3w + -3w = 0
12 + -15w = 18 + 0
12 + -15w = 18

Add '-12' to each side of the equation.
12 + -12 + -15w = 18 + -12

Combine like terms: 12 + -12 = 0
0 + -15w = 18 + -12
-15w = 18 + -12

Combine like terms: 18 + -12 = 6
-15w = 6

Divide each side by '-15'.
w = -0.4

Simplifying
w = -0.4

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