Answer:
21$
Step-by-step explanation:
42÷6=7
7×3=21
21 ( unit rate is 7$ per car)
First you divide 42 by 6 which equals 7
and then you do 7x3 which equals 21
B, g(n) = 50*1.15^n
It's a geometric sequence because the money is increasing by a percentage every year.
15 or 16 times
y=
Hope this helps!
