12f+8-3f=7

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Solution for 12f+8-3f=7 equation:


Simplifying
12f + 8 + -3f = 7

Reorder the terms:
8 + 12f + -3f = 7

Combine like terms: 12f + -3f = 9f
8 + 9f = 7

Solving
8 + 9f = 7

Solving for variable 'f'.

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

Add '-8' to each side of the equation.
8 + -8 + 9f = 7 + -8

Combine like terms: 8 + -8 = 0
0 + 9f = 7 + -8
9f = 7 + -8

Combine like terms: 7 + -8 = -1
9f = -1

Divide each side by '9'.
f = -0.1111111111

Simplifying
f = -0.1111111111

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