3f-2+8f=20

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Solution for 3f-2+8f=20 equation:


Simplifying
3f + -2 + 8f = 20

Reorder the terms:
-2 + 3f + 8f = 20

Combine like terms: 3f + 8f = 11f
-2 + 11f = 20

Solving
-2 + 11f = 20

Solving for variable 'f'.

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

Add '2' to each side of the equation.
-2 + 2 + 11f = 20 + 2

Combine like terms: -2 + 2 = 0
0 + 11f = 20 + 2
11f = 20 + 2

Combine like terms: 20 + 2 = 22
11f = 22

Divide each side by '11'.
f = 2

Simplifying
f = 2

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