3f-18=-12

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Solution for 3f-18=-12 equation: 


Simplifying
3f + -18 = -12

Reorder the terms:
-18 + 3f = -12

Solving
-18 + 3f = -12

Solving for variable 'f'.

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

Add '18' to each side of the equation.
-18 + 18 + 3f = -12 + 18

Combine like terms: -18 + 18 = 0
0 + 3f = -12 + 18
3f = -12 + 18

Combine like terms: -12 + 18 = 6
3f = 6

Divide each side by '3'.
f = 2

Simplifying
f = 2

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