3(7-2f)=31

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Solution for 3(7-2f)=31 equation: 


Simplifying
3(7 + -2f) = 31
(7 * 3 + -2f * 3) = 31
(21 + -6f) = 31

Solving
21 + -6f = 31

Solving for variable 'f'.

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

Add '-21' to each side of the equation.
21 + -21 + -6f = 31 + -21

Combine like terms: 21 + -21 = 0
0 + -6f = 31 + -21
-6f = 31 + -21

Combine like terms: 31 + -21 = 10
-6f = 10

Divide each side by '-6'.
f = -1.666666667

Simplifying
f = -1.666666667

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