The picture is the question

Given that abcd is a rhombus, what is the value of x?

Julie goes to the sports store and spends $40.50 before tax. she buys a pair of shorts for $21.75 and 3 pairs of socks that each cost the same amount. how much does each pair of socks cost? $$

Eden has a part time job. she is paid ? 7.20 an hour the week she worked 18 and a half hours how much is she paid