Pushups
Algebra
Level
pending
A man is doing pushups, every minute he does 3 less than the minute before, he did 80 pushups the first minute how many pushups will he be doing in 60 minutes.
-400
250
-97
800
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1 solution
It would be -100 if the y-intercept were 80, but the coefficients are (1,80) not (0,80) Therefore you can add 3 to your equation. 80-(60*3) +3