8w+12=7w+9

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Solution for 8w+12=7w+9 equation:


Simplifying
8w + 12 = 7w + 9

Reorder the terms:
12 + 8w = 7w + 9

Reorder the terms:
12 + 8w = 9 + 7w

Solving
12 + 8w = 9 + 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.
12 + 8w + -7w = 9 + 7w + -7w

Combine like terms: 8w + -7w = 1w
12 + 1w = 9 + 7w + -7w

Combine like terms: 7w + -7w = 0
12 + 1w = 9 + 0
12 + 1w = 9

Add '-12' to each side of the equation.
12 + -12 + 1w = 9 + -12

Combine like terms: 12 + -12 = 0
0 + 1w = 9 + -12
1w = 9 + -12

Combine like terms: 9 + -12 = -3
1w = -3

Divide each side by '1'.
w = -3

Simplifying
w = -3

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