5f+3-7f+f-9=

Solution for 5f+3-7f+f-9= equation:

Simplifying
5f + 3 + -7f + f + -9 = 0

Reorder the terms:
3 + -9 + 5f + -7f + f = 0

Combine like terms: 3 + -9 = -6
-6 + 5f + -7f + f = 0

Combine like terms: 5f + -7f = -2f
-6 + -2f + f = 0

Combine like terms: -2f + f = -1f
-6 + -1f = 0

Solving
-6 + -1f = 0

Solving for variable 'f'.

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

Add '6' to each side of the equation.
-6 + 6 + -1f = 0 + 6

Combine like terms: -6 + 6 = 0
0 + -1f = 0 + 6
-1f = 0 + 6

Combine like terms: 0 + 6 = 6
-1f = 6

Divide each side by '-1'.
f = -6

Simplifying
f = -6