20=3(f+2)+2

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Solution for 20=3(f+2)+2 equation: 


Simplifying
20 = 3(f + 2) + 2

Reorder the terms:
20 = 3(2 + f) + 2
20 = (2 * 3 + f * 3) + 2
20 = (6 + 3f) + 2

Reorder the terms:
20 = 6 + 2 + 3f

Combine like terms: 6 + 2 = 8
20 = 8 + 3f

Solving
20 = 8 + 3f

Solving for variable 'f'.

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

Add '-3f' to each side of the equation.
20 + -3f = 8 + 3f + -3f

Combine like terms: 3f + -3f = 0
20 + -3f = 8 + 0
20 + -3f = 8

Add '-20' to each side of the equation.
20 + -20 + -3f = 8 + -20

Combine like terms: 20 + -20 = 0
0 + -3f = 8 + -20
-3f = 8 + -20

Combine like terms: 8 + -20 = -12
-3f = -12

Divide each side by '-3'.
f = 4

Simplifying
f = 4

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