The scatter plot below shows the number of pizzas sold during weeks when different numbers of coupons were issued. The equation represents the linear model for this data.
y = 3.4x + 43
According to the model, what is the average number of pizzas sold in one night if no coupons are issued?
0 pizzas
21 pizzas
43 pizzas
60 pizzas

The scatter plot below shows the number of pizzas sold during weeks when different numbers of coupons were issued The equation represents the linear model for t class=