-7(-3w+3)-7w=2(w-4)-9

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Solution for -7(-3w+3)-7w=2(w-4)-9 equation:


Simplifying
-7(-3w + 3) + -7w = 2(w + -4) + -9

Reorder the terms:
-7(3 + -3w) + -7w = 2(w + -4) + -9
(3 * -7 + -3w * -7) + -7w = 2(w + -4) + -9
(-21 + 21w) + -7w = 2(w + -4) + -9

Combine like terms: 21w + -7w = 14w
-21 + 14w = 2(w + -4) + -9

Reorder the terms:
-21 + 14w = 2(-4 + w) + -9
-21 + 14w = (-4 * 2 + w * 2) + -9
-21 + 14w = (-8 + 2w) + -9

Reorder the terms:
-21 + 14w = -8 + -9 + 2w

Combine like terms: -8 + -9 = -17
-21 + 14w = -17 + 2w

Solving
-21 + 14w = -17 + 2w

Solving for variable 'w'.

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

Add '-2w' to each side of the equation.
-21 + 14w + -2w = -17 + 2w + -2w

Combine like terms: 14w + -2w = 12w
-21 + 12w = -17 + 2w + -2w

Combine like terms: 2w + -2w = 0
-21 + 12w = -17 + 0
-21 + 12w = -17

Add '21' to each side of the equation.
-21 + 21 + 12w = -17 + 21

Combine like terms: -21 + 21 = 0
0 + 12w = -17 + 21
12w = -17 + 21

Combine like terms: -17 + 21 = 4
12w = 4

Divide each side by '12'.
w = 0.3333333333

Simplifying
w = 0.3333333333

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