-7w+8=-9(w-2)

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Solution for -7w+8=-9(w-2) equation:


Simplifying
-7w + 8 = -9(w + -2)

Reorder the terms:
8 + -7w = -9(w + -2)

Reorder the terms:
8 + -7w = -9(-2 + w)
8 + -7w = (-2 * -9 + w * -9)
8 + -7w = (18 + -9w)

Solving
8 + -7w = 18 + -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.
8 + -7w + 9w = 18 + -9w + 9w

Combine like terms: -7w + 9w = 2w
8 + 2w = 18 + -9w + 9w

Combine like terms: -9w + 9w = 0
8 + 2w = 18 + 0
8 + 2w = 18

Add '-8' to each side of the equation.
8 + -8 + 2w = 18 + -8

Combine like terms: 8 + -8 = 0
0 + 2w = 18 + -8
2w = 18 + -8

Combine like terms: 18 + -8 = 10
2w = 10

Divide each side by '2'.
w = 5

Simplifying
w = 5

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