Which expression is equal to
45 x4-7: 4-27
(10)()
45: 4-9

Which fraction below is equivalent to 10/12?

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)

10x − 5y + 14 = 0 whats the answer pls