8-9w=7w-8

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


Simplifying
8 + -9w = 7w + -8

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

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

Solving for variable 'w'.

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

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

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

Combine like terms: 7w + -7w = 0
8 + -16w = -8 + 0
8 + -16w = -8

Add '-8' to each side of the equation.
8 + -8 + -16w = -8 + -8

Combine like terms: 8 + -8 = 0
0 + -16w = -8 + -8
-16w = -8 + -8

Combine like terms: -8 + -8 = -16
-16w = -16

Divide each side by '-16'.
w = 1

Simplifying
w = 1

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