Precalculus Examples

$3 x - y - z = 7$ , $2 x + 5 y + 5 z = - 1$ , $- 7 x - 8 y - 8 z = 9$

Step 1

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

Cannot create equation.

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