f+9=19

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Solution for f+9=19 equation: 


Simplifying
f + 9 = 19

Reorder the terms:
9 + f = 19

Solving
9 + f = 19

Solving for variable 'f'.

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

Add '-9' to each side of the equation.
9 + -9 + f = 19 + -9

Combine like terms: 9 + -9 = 0
0 + f = 19 + -9
f = 19 + -9

Combine like terms: 19 + -9 = 10
f = 10

Simplifying
f = 10

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