9f-12=2f+19

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Solution for 9f-12=2f+19 equation:


Simplifying
9f + -12 = 2f + 19

Reorder the terms:
-12 + 9f = 2f + 19

Reorder the terms:
-12 + 9f = 19 + 2f

Solving
-12 + 9f = 19 + 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.
-12 + 9f + -2f = 19 + 2f + -2f

Combine like terms: 9f + -2f = 7f
-12 + 7f = 19 + 2f + -2f

Combine like terms: 2f + -2f = 0
-12 + 7f = 19 + 0
-12 + 7f = 19

Add '12' to each side of the equation.
-12 + 12 + 7f = 19 + 12

Combine like terms: -12 + 12 = 0
0 + 7f = 19 + 12
7f = 19 + 12

Combine like terms: 19 + 12 = 31
7f = 31

Divide each side by '7'.
f = 4.428571429

Simplifying
f = 4.428571429

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