Question

Plz help me thanks!!

Answer 1

Answer:

8: x=7 and y= -5

9: x= -1 and y= -2

Step-by-step explanation:

Answer 2

Answer:

x=7 y=-5

Step-by-step explanation:

X-(-4x)+23=12
5x+23=12

5x=35

X=7

y=-4(7)+23

Y=-28+23

Y=-5