1 answer
(click or scroll down)
To predict the elevation level after skiing for 60 seconds, we need to substitute x = 60 into the linear model y = -30x + 6000 :
y = -30(60) + 6000
y = -1800 + 6000
y = 4200
Therefore, after skiing for 60 seconds, your elevation level would be 4200 feet.