Harper has $0.60 worth of nickels and dimes. She has 3 more nickels than dimes. By following the steps below, determine the number of nickels, x, and the number of
dimes, y, that Harper CDhas.
Determine three ways to have 3 more nickels than dimes:

The scatter plot shows the number of animal cells clara examined in a laboratory in different months: plot ordered pairs 1, 20 and 2, 60 and 3,100 and 4, 140 and 5, 180 what is the approximate predicted number of animal cells clara examined in the 9th month?