Algebra Examples

$x + y = 8$ and $y = - x - 1$

Step 1

The slopes of $x + y = 8$ and $y = - x - 1$ are both $- 1$ .

Parallel

Step 2

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