Petra is making necklaces to sell at a craft fair. The hardware for each necklace costs $3.75, and each bead costs $0.50. The number of beads Petra needs depends on the design she chooses. Which expression gives the total cost to make 30 necklaces with b b beads?

konichiwa~! my name is zalgo and i am here to answer your anime-related question today. more than likely, kirishima would kill izuku, marry mino and kiss momo. all of this would be my opinion by the way. (and i am also a weeb lol)

i hope this you! : d

stay and stay proud! " - zalgo

(and do you think you can mark me as brainliest? i'd greatly appreciate it! arigato~! )

529 and 531

step-by-step explanation:

the correct answer is 5 6 and 7