The amount a babysitter earns is given by the equation y=7.5x where x is the number of hours and y is the amount earned in dollars. is this relationship proportional?

Yes, this relationship is proportional.

Yes, the relationship is proportional

Step-by-step explanation:

This is because the number of hours (x) is multiplied by the same number, 7.5, meaning that all of the values will be proportional (create a straight/linear line on a graph when the points are plotted).

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