Water flows down the missisipi riber at about 1.2mph. what is the relationship between the hours and miles the water has traveled

Can someone answer these problems for me

[10 points, algebra 2]according to my answer key the restrictions are -1 and 4. but why not positive 1?

The sum of the first eight terms of an arithmetic progression is 9m + 14. the fifth term of the06 progression is 2m - 6, where m is a constant.given that the first term of the progression is 26,find the value of the common difference, d and thevalue of m.