12w-7w-9=1

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Solution for 12w-7w-9=1 equation: 


Simplifying
12w + -7w + -9 = 1

Reorder the terms:
-9 + 12w + -7w = 1

Combine like terms: 12w + -7w = 5w
-9 + 5w = 1

Solving
-9 + 5w = 1

Solving for variable 'w'.

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

Add '9' to each side of the equation.
-9 + 9 + 5w = 1 + 9

Combine like terms: -9 + 9 = 0
0 + 5w = 1 + 9
5w = 1 + 9

Combine like terms: 1 + 9 = 10
5w = 10

Divide each side by '5'.
w = 2

Simplifying
w = 2

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