-20+9f=11f

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Solution for -20+9f=11f equation:


Simplifying
-20 + 9f = 11f

Solving
-20 + 9f = 11f

Solving for variable 'f'.

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

Add '-11f' to each side of the equation.
-20 + 9f + -11f = 11f + -11f

Combine like terms: 9f + -11f = -2f
-20 + -2f = 11f + -11f

Combine like terms: 11f + -11f = 0
-20 + -2f = 0

Add '20' to each side of the equation.
-20 + 20 + -2f = 0 + 20

Combine like terms: -20 + 20 = 0
0 + -2f = 0 + 20
-2f = 0 + 20

Combine like terms: 0 + 20 = 20
-2f = 20

Divide each side by '-2'.
f = -10

Simplifying
f = -10

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