Gwen buys 3 identical pairs of shoes at store a. she pays $110.25 after the discount. what is the regular price if each pair?

When y’all answer can y’all explain too !

Піf x = y and y= z, which statement must be true? оа. -x = -2 b. x= z ос. —x = 2 od. 2= x

Ana earns 2.5% simple interest on $2,000 in her savings account. she does not make any deposits or withdrawals. after 3 years, how much interest will ana have earned on her savings account?