What is the mean of the data set? 407 410 402 393

Which expression is equivalent to 2x^2+7x+4?

Reflect the point (7,0) across the y-axis

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