18=3f-3

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Solution for 18=3f-3 equation:


Simplifying
18 = 3f + -3

Reorder the terms:
18 = -3 + 3f

Solving
18 = -3 + 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.
18 + -3f = -3 + 3f + -3f

Combine like terms: 3f + -3f = 0
18 + -3f = -3 + 0
18 + -3f = -3

Add '-18' to each side of the equation.
18 + -18 + -3f = -3 + -18

Combine like terms: 18 + -18 = 0
0 + -3f = -3 + -18
-3f = -3 + -18

Combine like terms: -3 + -18 = -21
-3f = -21

Divide each side by '-3'.
f = 7

Simplifying
f = 7

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