-3-9w=7-8w

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


Simplifying
-3 + -9w = 7 + -8w

Solving
-3 + -9w = 7 + -8w

Solving for variable 'w'.

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

Add '8w' to each side of the equation.
-3 + -9w + 8w = 7 + -8w + 8w

Combine like terms: -9w + 8w = -1w
-3 + -1w = 7 + -8w + 8w

Combine like terms: -8w + 8w = 0
-3 + -1w = 7 + 0
-3 + -1w = 7

Add '3' to each side of the equation.
-3 + 3 + -1w = 7 + 3

Combine like terms: -3 + 3 = 0
0 + -1w = 7 + 3
-1w = 7 + 3

Combine like terms: 7 + 3 = 10
-1w = 10

Divide each side by '-1'.
w = -10

Simplifying
w = -10

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