5f-5=8f-20

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Solution for 5f-5=8f-20 equation:


Simplifying
5f + -5 = 8f + -20

Reorder the terms:
-5 + 5f = 8f + -20

Reorder the terms:
-5 + 5f = -20 + 8f

Solving
-5 + 5f = -20 + 8f

Solving for variable 'f'.

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

Add '-8f' to each side of the equation.
-5 + 5f + -8f = -20 + 8f + -8f

Combine like terms: 5f + -8f = -3f
-5 + -3f = -20 + 8f + -8f

Combine like terms: 8f + -8f = 0
-5 + -3f = -20 + 0
-5 + -3f = -20

Add '5' to each side of the equation.
-5 + 5 + -3f = -20 + 5

Combine like terms: -5 + 5 = 0
0 + -3f = -20 + 5
-3f = -20 + 5

Combine like terms: -20 + 5 = -15
-3f = -15

Divide each side by '-3'.
f = 5

Simplifying
f = 5

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