8-7w=3+9

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Solution for 8-7w=3+9 equation: 


Simplifying
8 + -7w = 3 + 9

Combine like terms: 3 + 9 = 12
8 + -7w = 12

Solving
8 + -7w = 12

Solving for variable 'w'.

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

Add '-8' to each side of the equation.
8 + -8 + -7w = 12 + -8

Combine like terms: 8 + -8 = 0
0 + -7w = 12 + -8
-7w = 12 + -8

Combine like terms: 12 + -8 = 4
-7w = 4

Divide each side by '-7'.
w = -0.5714285714

Simplifying
w = -0.5714285714

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