Algebra Examples

$- 2 x y - 1$ when $y = - 1$

Step 1

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

$- 2 x \cdot - 1 - 1$

Step 2

Multiply $- 1$ by $- 2$ .

$2 x - 1$

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