7+8w=9w

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Solution for 7+8w=9w equation:


Simplifying
7 + 8w = 9w

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

Combine like terms: 8w + -9w = -1w
7 + -1w = 9w + -9w

Combine like terms: 9w + -9w = 0
7 + -1w = 0

Add '-7' to each side of the equation.
7 + -7 + -1w = 0 + -7

Combine like terms: 7 + -7 = 0
0 + -1w = 0 + -7
-1w = 0 + -7

Combine like terms: 0 + -7 = -7
-1w = -7

Divide each side by '-1'.
w = 7

Simplifying
w = 7

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