Answer:
c = 40d+20
Step-by-step explanation:
He has to pay 20 dollars and that can't multiply so the forty has to multiply and it would have to be by d because c is the total cost
B . 2 and 9... Brainleist please
5 because 9 1/2 is 19/2 and 1 9/10 is 19/10 so to make a a common Denominator x5 and you’ll get 95/10 and 19/10 can go into 95/10 5x.