Liam is setting up folding chairs for a meeting. If he arranges the chairs in 5 rows of the same length, he has 7 chairs left over. If he arranges the chairs in 3 rows of that same length, he has 21 left over. How many chairs does Liam have?

yes because there is exactly one y value for every x value

for function there can't be more than one value for every x value

step-by-step explanation:

de-gf

hj=3x+20

ji=15x-64

7 is the median   7.875 is the mean

step-by-step explanation:

3,4,5,6,8,11,13,13