3f+4f+5f=240

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Solution for 3f+4f+5f=240 equation: 


Simplifying
3f + 4f + 5f = 240

Combine like terms: 3f + 4f = 7f
7f + 5f = 240

Combine like terms: 7f + 5f = 12f
12f = 240

Solving
12f = 240

Solving for variable 'f'.

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

Divide each side by '12'.
f = 20

Simplifying
f = 20

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