use the matrix tool to solve the system of equations choose the correct ordered pair 4x-7y=-12 -2x+6y=11

2 answers

In google paste:
matrix system of equations solver 2x2

When you see list of results click on:

2x2 System of Equations - Solver that Shows Steps - MathPortal

When page be open set:

4x-7y=-12
-2x+6y=11

Click:

Solve by using Cramer's rule

then click:

Solve system

You will see solution step-by-step
No idea what "matrix tool" you have available, but I would just double the 2nd, then add
to eliminate the x's and you got y. No fancy smancy tool needed here.