f(3)=6(3)+9

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Solution for f(3)=6(3)+9 equation: 


Simplifying
f(3) = 6(3) + 9

Reorder the terms for easier multiplication:
3f = 6(3) + 9

Multiply 6 * 3
3f = 18 + 9

Combine like terms: 18 + 9 = 27
3f = 27

Solving
3f = 27

Solving for variable 'f'.

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

Divide each side by '3'.
f = 9

Simplifying
f = 9

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