-18f+9f=72

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Solution for -18f+9f=72 equation: 


Simplifying
-18f + 9f = 72

Combine like terms: -18f + 9f = -9f
-9f = 72

Solving
-9f = 72

Solving for variable 'f'.

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

Divide each side by '-9'.
f = -8

Simplifying
f = -8

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