Which number line represents the solution to 5 x < 30?

When using the linear combination metho e linear combination method to solve a system of linear equations, the four options are:

Aquadrilateral has exactly one pair of parallel sides. which name best describes the figure?

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? $$