An english instructor asserted that students' test grades are directly proportional to the amount of time spent studying. lisa studies 6hr for a particular test and gets a score of 73. at this rate, how many hours would she have had to study to get a score of 91?

in the attachment.   i didn't see your choices.   the word which means there is choices.

step-by-step explanation:

(x,y)

x tells you how much left or right you go from the origin

y tells you how much down or up you go from the origin

so for example (-3,2), you go left 3 and up twice. i denoted which of the ordered pairs is which in my graph.

don't report but were is the digram

step-by-step explanation: