HELP HELP HELP plsssdss

Tori examined the pattern of exponents in the table. based on the pattern, which statements are true? check all that apply.

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

Jenny earned a 77 on her most recent test jenny score is no less then 5 points greater then 4/5 of terrance’s score if t represents terrance score which inequality represents the situation