-9=-8w+7

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Solution for -9=-8w+7 equation:


Simplifying
-9 = -8w + 7

Reorder the terms:
-9 = 7 + -8w

Solving
-9 = 7 + -8w

Solving for variable 'w'.

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

Add '8w' to each side of the equation.
-9 + 8w = 7 + -8w + 8w

Combine like terms: -8w + 8w = 0
-9 + 8w = 7 + 0
-9 + 8w = 7

Add '9' to each side of the equation.
-9 + 9 + 8w = 7 + 9

Combine like terms: -9 + 9 = 0
0 + 8w = 7 + 9
8w = 7 + 9

Combine like terms: 7 + 9 = 16
8w = 16

Divide each side by '8'.
w = 2

Simplifying
w = 2

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