5w-7+7(w-3)-4(w-9)=

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Solution for 5w-7+7(w-3)-4(w-9)= equation:


Simplifying
5w + -7 + 7(w + -3) + -4(w + -9) = 0

Reorder the terms:
5w + -7 + 7(-3 + w) + -4(w + -9) = 0
5w + -7 + (-3 * 7 + w * 7) + -4(w + -9) = 0
5w + -7 + (-21 + 7w) + -4(w + -9) = 0

Reorder the terms:
5w + -7 + -21 + 7w + -4(-9 + w) = 0
5w + -7 + -21 + 7w + (-9 * -4 + w * -4) = 0
5w + -7 + -21 + 7w + (36 + -4w) = 0

Reorder the terms:
-7 + -21 + 36 + 5w + 7w + -4w = 0

Combine like terms: -7 + -21 = -28
-28 + 36 + 5w + 7w + -4w = 0

Combine like terms: -28 + 36 = 8
8 + 5w + 7w + -4w = 0

Combine like terms: 5w + 7w = 12w
8 + 12w + -4w = 0

Combine like terms: 12w + -4w = 8w
8 + 8w = 0

Solving
8 + 8w = 0

Solving for variable 'w'.

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

Add '-8' to each side of the equation.
8 + -8 + 8w = 0 + -8

Combine like terms: 8 + -8 = 0
0 + 8w = 0 + -8
8w = 0 + -8

Combine like terms: 0 + -8 = -8
8w = -8

Divide each side by '8'.
w = -1

Simplifying
w = -1

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