Algebra Examples

$4 x - 4$ for $x = 3$

Step 1

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

$4 (3) - 4$

Step 2

Multiply $4$ by $3$ .

$12 - 4$

Step 3

Subtract $4$ from $12$ .

$8$

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