This table shows the linear relationship of the cost in dollars, y, of buying snack packets, x. number / cost ($)

2, 1.60
3, 2.40
5, 4.00
8, 6.40

enter the rate of change of the cost, in dollars, per snack packet purchased.​

Asurvey of 2,000 doctors showed that an average of 3 out of 5 doctors use brand x aspirin. how many doctors use brand x aspirin

Can someone factor this fully? my friend and i have two different answers and i would like to know if either of them is right. you in advance. a^2 - b^2 + 25 + 10a

Raymond just got done jumping at super bounce trampoline center. the total cost of his session was $43.25 . he had to pay a $7 entrance fee and $1.25 for every minute he was on the trampoline. write an equation to determine the number of minutes (t) that raymond was on the trampoline.