Answer:
Yes
Step-by-step explanation:
To see is (-1, -1) is a solution to the system, we can plug it into the system to check:
-1 = -8(-1)-9
-1 = 8-9
-1 = -1
-1 = -5(-1)-6
-1 = 5-6
-1 = -1
Both of the equations are true, therefore (-1, -1) is a solution to the system.
