f(3)=3*3-2

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Solution for f(3)=3*3-2 equation: 


Simplifying
f(3) = 3 * 3 + -2

Reorder the terms for easier multiplication:
3f = 3 * 3 + -2

Multiply 3 * 3
3f = 9 + -2

Combine like terms: 9 + -2 = 7
3f = 7

Solving
3f = 7

Solving for variable 'f'.

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

Divide each side by '3'.
f = 2.333333333

Simplifying
f = 2.333333333

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