Question

15 points

Harry has $32. He spent all the money on buying 3 notebooks for $x each and 4 packs of index cards for $y each. If Harry had bought 5 notebooks and 5 packs of index cards, he would have fun short of $18. A student concluded that the price of each notebook is $5 and the price of each pack of index cards is $1. Which statement best justifies whether the students conclusion is correct or incorrect?

(Zoom in on the picture for the answers)

Answer 1

It was already answered and i didn't want someone else to put an incorrect answer and confuse someone so i made this answer here

Explanation:

Answer 2

It's answer A since when you plug the 8 into the x's and the 2 into the y's, both statements for the system of equations become true. In answer B only the first one is true, and in answers C and D neither are true