2w-9-w=9

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Solution for 2w-9-w=9 equation:


Simplifying
2w + -9 + -1w = 9

Reorder the terms:
-9 + 2w + -1w = 9

Combine like terms: 2w + -1w = 1w
-9 + 1w = 9

Solving
-9 + 1w = 9

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 + 1w = 9 + 9

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

Combine like terms: 9 + 9 = 18
1w = 18

Divide each side by '1'.
w = 18

Simplifying
w = 18

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