The 9 ounce toothpaste is a better deal.
I hope this helps you.
400=12.50x+50
400-50=12.50x
350=12.50x
350÷12.50=x
28=x
he would have to sell 28 news paper subscriptions
Some ordered pairs are:(10,5), (0,9), and (3,15) that make the equation true.
Hope this helps!! ::))
Please rate as brainliest (if it helped at all)!! ::))