You are now skiing down a mountain that is represented by the linear model Y equals -30 X +6000 where why is the number of feet after X seconds. Predict elevation level and feet. If you ski 60 seconds
After 60 seconds of skiing you will be 7800 feet high
After 60 seconds of skiing you will be 5820 feet high
After 60 seconds of skiing you will be 6030 feet high
After 60 seconds of skiing you will be 4200 feet high