9w-7=-2(w+9)

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Solution for 9w-7=-2(w+9) equation:


Simplifying
9w + -7 = -2(w + 9)

Reorder the terms:
-7 + 9w = -2(w + 9)

Reorder the terms:
-7 + 9w = -2(9 + w)
-7 + 9w = (9 * -2 + w * -2)
-7 + 9w = (-18 + -2w)

Solving
-7 + 9w = -18 + -2w

Solving for variable 'w'.

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

Add '2w' to each side of the equation.
-7 + 9w + 2w = -18 + -2w + 2w

Combine like terms: 9w + 2w = 11w
-7 + 11w = -18 + -2w + 2w

Combine like terms: -2w + 2w = 0
-7 + 11w = -18 + 0
-7 + 11w = -18

Add '7' to each side of the equation.
-7 + 7 + 11w = -18 + 7

Combine like terms: -7 + 7 = 0
0 + 11w = -18 + 7
11w = -18 + 7

Combine like terms: -18 + 7 = -11
11w = -11

Divide each side by '11'.
w = -1

Simplifying
w = -1

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