7f-3=2f+12

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Solution for 7f-3=2f+12 equation:


Simplifying
7f + -3 = 2f + 12

Reorder the terms:
-3 + 7f = 2f + 12

Reorder the terms:
-3 + 7f = 12 + 2f

Solving
-3 + 7f = 12 + 2f

Solving for variable 'f'.

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

Add '-2f' to each side of the equation.
-3 + 7f + -2f = 12 + 2f + -2f

Combine like terms: 7f + -2f = 5f
-3 + 5f = 12 + 2f + -2f

Combine like terms: 2f + -2f = 0
-3 + 5f = 12 + 0
-3 + 5f = 12

Add '3' to each side of the equation.
-3 + 3 + 5f = 12 + 3

Combine like terms: -3 + 3 = 0
0 + 5f = 12 + 3
5f = 12 + 3

Combine like terms: 12 + 3 = 15
5f = 15

Divide each side by '5'.
f = 3

Simplifying
f = 3

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