3f-1=4f-12

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Solution for 3f-1=4f-12 equation:


Simplifying
3f + -1 = 4f + -12

Reorder the terms:
-1 + 3f = 4f + -12

Reorder the terms:
-1 + 3f = -12 + 4f

Solving
-1 + 3f = -12 + 4f

Solving for variable 'f'.

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

Add '-4f' to each side of the equation.
-1 + 3f + -4f = -12 + 4f + -4f

Combine like terms: 3f + -4f = -1f
-1 + -1f = -12 + 4f + -4f

Combine like terms: 4f + -4f = 0
-1 + -1f = -12 + 0
-1 + -1f = -12

Add '1' to each side of the equation.
-1 + 1 + -1f = -12 + 1

Combine like terms: -1 + 1 = 0
0 + -1f = -12 + 1
-1f = -12 + 1

Combine like terms: -12 + 1 = -11
-1f = -11

Divide each side by '-1'.
f = 11

Simplifying
f = 11

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