Answer:
C
Step-by-step explanation:
They want you to solve it and find the total change ?
Answer:
Neither
Step-by-step explanation:
(See the attachment)
Answer:
This system has one solution (-1,1)
Step-by-step explanation:
The attached picture shows the solutions for the system
If we equalize the eq. obtain the following
-x=2x+3
From we obtain that x= -1
Using the first equation y=-x, we obtain that y=1
so (-1,1)