2(w-1)-1=-3(-5w+7)-9w

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Solution for 2(w-1)-1=-3(-5w+7)-9w equation:


Simplifying
2(w + -1) + -1 = -3(-5w + 7) + -9w

Reorder the terms:
2(-1 + w) + -1 = -3(-5w + 7) + -9w
(-1 * 2 + w * 2) + -1 = -3(-5w + 7) + -9w
(-2 + 2w) + -1 = -3(-5w + 7) + -9w

Reorder the terms:
-2 + -1 + 2w = -3(-5w + 7) + -9w

Combine like terms: -2 + -1 = -3
-3 + 2w = -3(-5w + 7) + -9w

Reorder the terms:
-3 + 2w = -3(7 + -5w) + -9w
-3 + 2w = (7 * -3 + -5w * -3) + -9w
-3 + 2w = (-21 + 15w) + -9w

Combine like terms: 15w + -9w = 6w
-3 + 2w = -21 + 6w

Solving
-3 + 2w = -21 + 6w

Solving for variable 'w'.

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

Add '-6w' to each side of the equation.
-3 + 2w + -6w = -21 + 6w + -6w

Combine like terms: 2w + -6w = -4w
-3 + -4w = -21 + 6w + -6w

Combine like terms: 6w + -6w = 0
-3 + -4w = -21 + 0
-3 + -4w = -21

Add '3' to each side of the equation.
-3 + 3 + -4w = -21 + 3

Combine like terms: -3 + 3 = 0
0 + -4w = -21 + 3
-4w = -21 + 3

Combine like terms: -21 + 3 = -18
-4w = -18

Divide each side by '-4'.
w = 4.5

Simplifying
w = 4.5

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