The constant of proportionality represents the unit cost .You use the equation y = 8.5 x to calculate the total cost y in dollars for x in what ever you are buying
Answer:
i agree
Step-by-step explanation:
4 nickels and 5 pennies.
5 nickels and 0 pennies
It is 12 since 1/6=6^-1=6
implies 2*6=12
the answer is 4. You add it up/
