12f-1=15+7f

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Solution for 12f-1=15+7f equation:


Simplifying
12f + -1 = 15 + 7f

Reorder the terms:
-1 + 12f = 15 + 7f

Solving
-1 + 12f = 15 + 7f

Solving for variable 'f'.

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

Add '-7f' to each side of the equation.
-1 + 12f + -7f = 15 + 7f + -7f

Combine like terms: 12f + -7f = 5f
-1 + 5f = 15 + 7f + -7f

Combine like terms: 7f + -7f = 0
-1 + 5f = 15 + 0
-1 + 5f = 15

Add '1' to each side of the equation.
-1 + 1 + 5f = 15 + 1

Combine like terms: -1 + 1 = 0
0 + 5f = 15 + 1
5f = 15 + 1

Combine like terms: 15 + 1 = 16
5f = 16

Divide each side by '5'.
f = 3.2

Simplifying
f = 3.2

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