13-f=17-3f

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Solution for 13-f=17-3f equation:


Simplifying
13 + -1f = 17 + -3f

Solving
13 + -1f = 17 + -3f

Solving for variable 'f'.

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

Add '3f' to each side of the equation.
13 + -1f + 3f = 17 + -3f + 3f

Combine like terms: -1f + 3f = 2f
13 + 2f = 17 + -3f + 3f

Combine like terms: -3f + 3f = 0
13 + 2f = 17 + 0
13 + 2f = 17

Add '-13' to each side of the equation.
13 + -13 + 2f = 17 + -13

Combine like terms: 13 + -13 = 0
0 + 2f = 17 + -13
2f = 17 + -13

Combine like terms: 17 + -13 = 4
2f = 4

Divide each side by '2'.
f = 2

Simplifying
f = 2

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