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

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


Simplifying
4(7 + w) = (w + -9)
(7 * 4 + w * 4) = (w + -9)
(28 + 4w) = (w + -9)

Reorder the terms:
28 + 4w = (-9 + w)

Remove parenthesis around (-9 + w)
28 + 4w = -9 + w

Solving
28 + 4w = -9 + w

Solving for variable 'w'.

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

Add '-1w' to each side of the equation.
28 + 4w + -1w = -9 + w + -1w

Combine like terms: 4w + -1w = 3w
28 + 3w = -9 + w + -1w

Combine like terms: w + -1w = 0
28 + 3w = -9 + 0
28 + 3w = -9

Add '-28' to each side of the equation.
28 + -28 + 3w = -9 + -28

Combine like terms: 28 + -28 = 0
0 + 3w = -9 + -28
3w = -9 + -28

Combine like terms: -9 + -28 = -37
3w = -37

Divide each side by '3'.
w = -12.33333333

Simplifying
w = -12.33333333

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