a term to term rule is multiply by 3 then subtract 2 the second term is 11 find the first, third and fourth terms

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? $$

Find the measure of anglec in the following triangle

Multiply and simplify 2x^2 y^3 z^2 · 4xy^4 x^2