Evaluate the Function f(3)=2x+1

$f (3) = 2 x + 1$

Replace the variable $x$ with $3$ in the expression.

$f (3) = 2 (3) + 1$

Simplify the result.

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Multiply $2$ by $3$ .

$f (3) = 6 + 1$

Add $6$ and $1$ .

$f (3) = 7$

The final answer is $7$ .

$7$

Evaluate the Function f(3)=2x+1

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