-7(w-3)+4w=8(w+9)

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Solution for -7(w-3)+4w=8(w+9) equation:


Simplifying
-7(w + -3) + 4w = 8(w + 9)

Reorder the terms:
-7(-3 + w) + 4w = 8(w + 9)
(-3 * -7 + w * -7) + 4w = 8(w + 9)
(21 + -7w) + 4w = 8(w + 9)

Combine like terms: -7w + 4w = -3w
21 + -3w = 8(w + 9)

Reorder the terms:
21 + -3w = 8(9 + w)
21 + -3w = (9 * 8 + w * 8)
21 + -3w = (72 + 8w)

Solving
21 + -3w = 72 + 8w

Solving for variable 'w'.

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

Add '-8w' to each side of the equation.
21 + -3w + -8w = 72 + 8w + -8w

Combine like terms: -3w + -8w = -11w
21 + -11w = 72 + 8w + -8w

Combine like terms: 8w + -8w = 0
21 + -11w = 72 + 0
21 + -11w = 72

Add '-21' to each side of the equation.
21 + -21 + -11w = 72 + -21

Combine like terms: 21 + -21 = 0
0 + -11w = 72 + -21
-11w = 72 + -21

Combine like terms: 72 + -21 = 51
-11w = 51

Divide each side by '-11'.
w = -4.636363636

Simplifying
w = -4.636363636

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