3(w-1)-9=-3(-7w+2)-8w

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Solution for 3(w-1)-9=-3(-7w+2)-8w equation:


Simplifying
3(w + -1) + -9 = -3(-7w + 2) + -8w

Reorder the terms:
3(-1 + w) + -9 = -3(-7w + 2) + -8w
(-1 * 3 + w * 3) + -9 = -3(-7w + 2) + -8w
(-3 + 3w) + -9 = -3(-7w + 2) + -8w

Reorder the terms:
-3 + -9 + 3w = -3(-7w + 2) + -8w

Combine like terms: -3 + -9 = -12
-12 + 3w = -3(-7w + 2) + -8w

Reorder the terms:
-12 + 3w = -3(2 + -7w) + -8w
-12 + 3w = (2 * -3 + -7w * -3) + -8w
-12 + 3w = (-6 + 21w) + -8w

Combine like terms: 21w + -8w = 13w
-12 + 3w = -6 + 13w

Solving
-12 + 3w = -6 + 13w

Solving for variable 'w'.

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

Add '-13w' to each side of the equation.
-12 + 3w + -13w = -6 + 13w + -13w

Combine like terms: 3w + -13w = -10w
-12 + -10w = -6 + 13w + -13w

Combine like terms: 13w + -13w = 0
-12 + -10w = -6 + 0
-12 + -10w = -6

Add '12' to each side of the equation.
-12 + 12 + -10w = -6 + 12

Combine like terms: -12 + 12 = 0
0 + -10w = -6 + 12
-10w = -6 + 12

Combine like terms: -6 + 12 = 6
-10w = 6

Divide each side by '-10'.
w = -0.6

Simplifying
w = -0.6

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