SOLUTION: Hans rides his bike to school everyday. 10 minutes after leaving home he is 8 miles from school. 15 minutes after leaving he is 7.25 miles from school. a] write an equation tha

Question 908644: Hans rides his bike to school everyday. 10 minutes after leaving home he is 8 miles from school. 15 minutes after leaving he is 7.25 miles from school.
a] write an equation that gives his distance from the school as a function of time.
b] how far from school is he after 18 mins?
c]when does he arrive at school? which part of function describes that?
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
10,8,
15,7.25
a) y= -0.15x+9.5
b) y= -0.15(18) +9.5
c)
0= -0.15x+9.5
0.15x=9.5
x=9.5/0.15
x=950/15
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