Which order pair is a solution of y=4x-3?

If the measure of xyz is 81 what is the measure of yz

Money off coupons have been circulated to 300 households. only 2/5 of these were redeemed (used) in the local supermarket to get a free shampoo. what fraction of coupons were unused? (ps: write how you got the answer)

In which month was the peak, the largest deposit, made? january june july august