Evaluate the Function f(3)=-2x+8

$f (3) = - 2 x + 8$

Step 1

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

$f (3) = - 2 \cdot 3 + 8$

Step 2

Simplify the result.

Multiply $- 2$ by $3$ .

$f (3) = - 6 + 8$

Add $- 6$ and $8$ .

$f (3) = 2$

The final answer is $2$ .

$2$

Step 3