Question

Please help!! I give medals!!
Which sentence represents a relationship between the number of bags of pretzels that Denise buys and her total grocery bill that results in a line with zero slope?

Denise buys the same number of bags of pretzels during every trip, but the other products that she buys change each time.

Denise only buys pretzels at the grocery store.

Denise uses coupons to buy one bag of pretzels, then can get up to 5 free.

Denise buys only things at the store that are the same price as the pretzels.

Answer 1

Denise buys only things at the store that are the same price as the pretzels

Answer 2

Thanks