20+4f=68

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Solution for 20+4f=68 equation: 


Simplifying
20 + 4f = 68

Solving
20 + 4f = 68

Solving for variable 'f'.

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

Add '-20' to each side of the equation.
20 + -20 + 4f = 68 + -20

Combine like terms: 20 + -20 = 0
0 + 4f = 68 + -20
4f = 68 + -20

Combine like terms: 68 + -20 = 48
4f = 48

Divide each side by '4'.
f = 12

Simplifying
f = 12

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