9+2f=15

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Solution for 9+2f=15 equation: 


Simplifying
9 + 2f = 15

Solving
9 + 2f = 15

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 + 2f = 15 + -9

Combine like terms: 9 + -9 = 0
0 + 2f = 15 + -9
2f = 15 + -9

Combine like terms: 15 + -9 = 6
2f = 6

Divide each side by '2'.
f = 3

Simplifying
f = 3

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