18-5f=2f-4

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Solution for 18-5f=2f-4 equation:


Simplifying
18 + -5f = 2f + -4

Reorder the terms:
18 + -5f = -4 + 2f

Solving
18 + -5f = -4 + 2f

Solving for variable 'f'.

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

Add '-2f' to each side of the equation.
18 + -5f + -2f = -4 + 2f + -2f

Combine like terms: -5f + -2f = -7f
18 + -7f = -4 + 2f + -2f

Combine like terms: 2f + -2f = 0
18 + -7f = -4 + 0
18 + -7f = -4

Add '-18' to each side of the equation.
18 + -18 + -7f = -4 + -18

Combine like terms: 18 + -18 = 0
0 + -7f = -4 + -18
-7f = -4 + -18

Combine like terms: -4 + -18 = -22
-7f = -22

Divide each side by '-7'.
f = 3.142857143

Simplifying
f = 3.142857143

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