It can be expensive to go to the movie theater. The scatter plot shown here gives the average cost in U.S. dollars of a movie ticket in the U.S. for each year from 1980 to 2013. Using this data, how much do

you think a movie ticket will cost in the years 2020 and 2030?

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kaileyy06

30.08.2020

Mathematics

Let r = ralphs age, and x=saras age in six years, ralph will be r+6 years old, and sara will be x+6 years old. but since ralph will be two times as old as sara, (r+6)=2(x+6) you just have to simplify that equation and solve for r.

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It can be expensive to go to the movie theater. The scatter plot shown here gives the average cost in U.S. dollars of a movie ticket in the U.S. for each year from 1980 to 2013. Using this data, how much do you think a movie ticket will cost in the years 2020 and 2030?