Precalculus Examples

$h (x) = 4 x + 3$ ; find $h (- 1)$

Step 1

Replace the variable $x$ with $- 1$ in the expression.

$h (- 1) = 4 (- 1) + 3$

Step 2

Simplify $4 (- 1) + 3$ .

Tap for more steps...

Step 2.1

Remove parentheses.

$4 (- 1) + 3$

Step 2.2

Multiply $4$ by $- 1$ .

$- 4 + 3$

Step 2.3

Add $- 4$ and $3$ .

$- 1$