Together, Callie and her brother collected fewer than 120 shells on the beach. Callie collected 80 shells. What is x, the number of shells Callie's brother collected?

Find the missing dimension extra points

Describe how you can act financially responsible.

Anut store normally sells cashews for? $4.00 per pound and peanuts for? $1.50 per pound. but at the end of the month the peanuts had not sold? well, so, in order to sell 40 pounds of? peanuts, the manager decided to mix the 40 pounds of peanuts with some cashews and sell the mixture for $2.00 per pound. how many pounds of cashews should be mixed with the peanuts to ensure no change in the? profit?