18=w-9

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Solution for 18=w-9 equation:


Simplifying
18 = w + -9

Reorder the terms:
18 = -9 + w

Solving
18 = -9 + w

Solving for variable 'w'.

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

Add '-1w' to each side of the equation.
18 + -1w = -9 + w + -1w

Combine like terms: w + -1w = 0
18 + -1w = -9 + 0
18 + -1w = -9

Add '-18' to each side of the equation.
18 + -18 + -1w = -9 + -18

Combine like terms: 18 + -18 = 0
0 + -1w = -9 + -18
-1w = -9 + -18

Combine like terms: -9 + -18 = -27
-1w = -27

Divide each side by '-1'.
w = 27

Simplifying
w = 27

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