3w-4+5w=12

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Solution for 3w-4+5w=12 equation: 


Simplifying
3w + -4 + 5w = 12

Reorder the terms:
-4 + 3w + 5w = 12

Combine like terms: 3w + 5w = 8w
-4 + 8w = 12

Solving
-4 + 8w = 12

Solving for variable 'w'.

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

Add '4' to each side of the equation.
-4 + 4 + 8w = 12 + 4

Combine like terms: -4 + 4 = 0
0 + 8w = 12 + 4
8w = 12 + 4

Combine like terms: 12 + 4 = 16
8w = 16

Divide each side by '8'.
w = 2

Simplifying
w = 2

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