8w+9=7w

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Solution for 8w+9=7w equation:


Simplifying
8w + 9 = 7w

Reorder the terms:
9 + 8w = 7w

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

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

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

Add '-9' to each side of the equation.
9 + -9 + 1w = 0 + -9

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

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

Divide each side by '1'.
w = -9

Simplifying
w = -9

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