8w+12-7=9

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


Simplifying
8w + 12 + -7 = 9

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

Combine like terms: 12 + -7 = 5
5 + 8w = 9

Solving
5 + 8w = 9

Solving for variable 'w'.

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

Add '-5' to each side of the equation.
5 + -5 + 8w = 9 + -5

Combine like terms: 5 + -5 = 0
0 + 8w = 9 + -5
8w = 9 + -5

Combine like terms: 9 + -5 = 4
8w = 4

Divide each side by '8'.
w = 0.5

Simplifying
w = 0.5

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