Answer:
500$
Step-by-step explanation:
x = 3
2x + 3 = 9
2(3) + 3 = 9
6 + 3 = 9
Hope this helps!
=)
-1 is on the Y axis (vertical) Slope is 1/6
-1 is on the Y axis. Go up 1 a right over 6. <- that is the slope