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

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


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

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

Reorder the terms:
7 + -4w = 9(8 + w)
7 + -4w = (8 * 9 + w * 9)
7 + -4w = (72 + 9w)

Solving
7 + -4w = 72 + 9w

Solving for variable 'w'.

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

Add '-9w' to each side of the equation.
7 + -4w + -9w = 72 + 9w + -9w

Combine like terms: -4w + -9w = -13w
7 + -13w = 72 + 9w + -9w

Combine like terms: 9w + -9w = 0
7 + -13w = 72 + 0
7 + -13w = 72

Add '-7' to each side of the equation.
7 + -7 + -13w = 72 + -7

Combine like terms: 7 + -7 = 0
0 + -13w = 72 + -7
-13w = 72 + -7

Combine like terms: 72 + -7 = 65
-13w = 65

Divide each side by '-13'.
w = -5

Simplifying
w = -5

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