-7(w+7)=9w+15

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Solution for -7(w+7)=9w+15 equation:


Simplifying
-7(w + 7) = 9w + 15

Reorder the terms:
-7(7 + w) = 9w + 15
(7 * -7 + w * -7) = 9w + 15
(-49 + -7w) = 9w + 15

Reorder the terms:
-49 + -7w = 15 + 9w

Solving
-49 + -7w = 15 + 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.
-49 + -7w + -9w = 15 + 9w + -9w

Combine like terms: -7w + -9w = -16w
-49 + -16w = 15 + 9w + -9w

Combine like terms: 9w + -9w = 0
-49 + -16w = 15 + 0
-49 + -16w = 15

Add '49' to each side of the equation.
-49 + 49 + -16w = 15 + 49

Combine like terms: -49 + 49 = 0
0 + -16w = 15 + 49
-16w = 15 + 49

Combine like terms: 15 + 49 = 64
-16w = 64

Divide each side by '-16'.
w = -4

Simplifying
w = -4

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