20+17f=f+18f-20

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Solution for 20+17f=f+18f-20 equation:


Simplifying
20 + 17f = f + 18f + -20

Reorder the terms:
20 + 17f = -20 + f + 18f

Combine like terms: f + 18f = 19f
20 + 17f = -20 + 19f

Solving
20 + 17f = -20 + 19f

Solving for variable 'f'.

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

Add '-19f' to each side of the equation.
20 + 17f + -19f = -20 + 19f + -19f

Combine like terms: 17f + -19f = -2f
20 + -2f = -20 + 19f + -19f

Combine like terms: 19f + -19f = 0
20 + -2f = -20 + 0
20 + -2f = -20

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

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

Combine like terms: -20 + -20 = -40
-2f = -40

Divide each side by '-2'.
f = 20

Simplifying
f = 20

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