I feel dumb for this but can someone help me ¯\_(ツ)_/¯

What is the square root of 45? (step by step working plz)

What is a possible solutions of the x> 3?

Aclothing store has the sign shown in the shop window. pani sees the sign and wants to buy 3 shirts and 2 pairs of jeans. the cost of each shirt before the discount is $12, and the cost of each pair of jeans is $19 before the discount. write and simplify an expression to find the amount pani pays if a $3 discount is applied to her total