-20=4f

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Solution for -20=4f equation:


Simplifying
-20 = 4f

Solving
-20 = 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.
-20 + -4f = 4f + -4f

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

Add '20' to each side of the equation.
-20 + 20 + -4f = 0 + 20

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

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

Divide each side by '-4'.
f = -5

Simplifying
f = -5

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