Question

Find the solution of this system of equations

-6x + 3y = -39
-6x - 3y = -21
Enter the correct answer.
DONE
OOO
Clear all
+?

Answer 1

The answer is UND (undefined) explanation in picture

Answer 2

Undefined.

Explanation:

If you try to cancel x or y, you'll cancel both, and won't be able to find the values of any of those variables.