Answer:
Correct numbers, wrong format
Step-by-step explanation:
Remember the figure is continuous so it should be written as an inequality:
D:(-7<x<-1)
R:(-6<x<-3)
Answer:
It took 5 hours
Step-by-step explanation:
45 = 10 + 7x
35 = 7x
5 = x
Price before tax = $40
Price after tax = $43.70
Sales Tax = $43.70 = $40 = $3.70
Sales Tax Rate = 3.70/40 x 100 = 9.25%
Answer: 9.25%