Determine the equivalent system for the given system of equations: 2x + 3y = 7
4x - 2y = 4

A. 2x + 3y = 7
8x - 4y = 4

B. 2x + 3y = 7
6x + y = 11

C. -2x - 3y = 7
4x - 2y = 4

D. 2x + 3y = 7
6x + y = 4

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