Does anyone know this?:)

Answer this question! 30 points and brainliest! only if you know the answer.

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

Two years ago a man was six times as old as his daughter. in 18 years he will be twice as old as his daughter. determine their present ages.