31=4f+3

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Solution for 31=4f+3 equation:


Simplifying
31 = 4f + 3

Reorder the terms:
31 = 3 + 4f

Solving
31 = 3 + 4f

Solving for variable 'f'.

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

Add '-4f' to each side of the equation.
31 + -4f = 3 + 4f + -4f

Combine like terms: 4f + -4f = 0
31 + -4f = 3 + 0
31 + -4f = 3

Add '-31' to each side of the equation.
31 + -31 + -4f = 3 + -31

Combine like terms: 31 + -31 = 0
0 + -4f = 3 + -31
-4f = 3 + -31

Combine like terms: 3 + -31 = -28
-4f = -28

Divide each side by '-4'.
f = 7

Simplifying
f = 7

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