Answer:
The added amount is 0.58 so i pay 8+0.58= 8.58 but not sure
Step-by-step explanation:
Centimeters, probably, which (for small things) isn't accurate.
-3/6 = -1/2 is the slope of the line.
Part A: To solve graphically we have to graph first by plotting the y-int which is -9 & -1. Than use the slops 7/1 & 3/1
part B: (2,5)