Answer:
2
Step-by-step explanation:
To find the x-intercept using the straight-line equation, substitute y=0 and solve for x. To find the y-intercept, substitute x=0 and solve for y.
The percentage of reduction is 17%
<u>Explanation:</u>
Original price = $21
Reduced price = $17.43
Percentage of reduction = ?
Difference in price = $21 - $17.43
= $3.57
Percentage of reduction = 

Therefore, percentage of reduction is 17%
Rewritten: y=15x + 50
slope: 15
y intercept: (0,50)
Answer- 8.4
Work =14 3/5 = 8.4