The average price of a movie ticket from 1960 to 1990 can be modeled by the equation y = 0.12x+0.48. where y represents the average price, in dollars, and x represents the number of years since 1960. Part A
What does the slope of the graph of the equation y=0.12x+0.48 represent?
A the average price of a movie ticket in 1960
B.
the average price of a movie ticket in 1990
the increase in the average price of a movie ticket cach year from 1960 to 1000
D.
the total increaso in the average price of a movie ticket overy 30 years