Algebra Examples

Evaluate $x + 5$ if $x = 2$

Step 1

Replace the variable $x$ with $2$ in the expression.

$(2) + 5$

Step 2

Add $2$ and $5$ .

$7$

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$