Answer:
[3, 1, 1]
Step-by-step explanation:
Solve for the first variable in one of the equations, then substitute the result into the other equation.
https://youtu.be/zcC7wsn3b2g
For more information on how to solve a system of equations in two to three variables, watch the above You-Tube link and subscribe to my channel [USERNAME: MATHEMATICS WIZARD], and as always, I am joyous to assist anyone at any time.