Question 7 (5 points)
simplify 7b + 2b + 3c
00
a) 7b + 50
ob) 5b + 30
75
oc) 9b + 30
od) 12bc

You’re ordering more thread for blue jeans co. you usually purchase from ted’s threads, which sells 12 thread spools for $27. you recently received a notice from wade's wares that says you can buy thread from them for $2.30 each for the first 2 dozen and $2 a spool thereafter. you need to order 5 dozen spools. what percentage can you save by going with wade’s wares?