5f-8=f+9

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Solution for 5f-8=f+9 equation:


Simplifying
5f + -8 = f + 9

Reorder the terms:
-8 + 5f = f + 9

Reorder the terms:
-8 + 5f = 9 + f

Solving
-8 + 5f = 9 + f

Solving for variable 'f'.

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

Add '-1f' to each side of the equation.
-8 + 5f + -1f = 9 + f + -1f

Combine like terms: 5f + -1f = 4f
-8 + 4f = 9 + f + -1f

Combine like terms: f + -1f = 0
-8 + 4f = 9 + 0
-8 + 4f = 9

Add '8' to each side of the equation.
-8 + 8 + 4f = 9 + 8

Combine like terms: -8 + 8 = 0
0 + 4f = 9 + 8
4f = 9 + 8

Combine like terms: 9 + 8 = 17
4f = 17

Divide each side by '4'.
f = 4.25

Simplifying
f = 4.25

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