3w-12=-9(w+4)

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Solution for 3w-12=-9(w+4) equation:


Simplifying
3w + -12 = -9(w + 4)

Reorder the terms:
-12 + 3w = -9(w + 4)

Reorder the terms:
-12 + 3w = -9(4 + w)
-12 + 3w = (4 * -9 + w * -9)
-12 + 3w = (-36 + -9w)

Solving
-12 + 3w = -36 + -9w

Solving for variable 'w'.

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

Add '9w' to each side of the equation.
-12 + 3w + 9w = -36 + -9w + 9w

Combine like terms: 3w + 9w = 12w
-12 + 12w = -36 + -9w + 9w

Combine like terms: -9w + 9w = 0
-12 + 12w = -36 + 0
-12 + 12w = -36

Add '12' to each side of the equation.
-12 + 12 + 12w = -36 + 12

Combine like terms: -12 + 12 = 0
0 + 12w = -36 + 12
12w = -36 + 12

Combine like terms: -36 + 12 = -24
12w = -24

Divide each side by '12'.
w = -2

Simplifying
w = -2

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