Precalculus Examples

$- x + y + z = - 1$ , $- x + 3 y - 3 z = - 15$ , $7 x - 6 y - 9 z = 0$

Step 1

Since there is more than one variable, the equation cannot be formed.

Cannot create equation.

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