23=f-4+13

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Solution for 23=f-4+13 equation:


Simplifying
23 = f + -4 + 13

Reorder the terms:
23 = -4 + 13 + f

Combine like terms: -4 + 13 = 9
23 = 9 + f

Solving
23 = 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.
23 + -1f = 9 + f + -1f

Combine like terms: f + -1f = 0
23 + -1f = 9 + 0
23 + -1f = 9

Add '-23' to each side of the equation.
23 + -23 + -1f = 9 + -23

Combine like terms: 23 + -23 = 0
0 + -1f = 9 + -23
-1f = 9 + -23

Combine like terms: 9 + -23 = -14
-1f = -14

Divide each side by '-1'.
f = 14

Simplifying
f = 14

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