Help please ASAP for 12pts

Andrea went to the store to buy sweater that was on sale for 40% off the original price it was then put on clearance an additional 25% off the sale price she also use a coupon that saved her an additional five dollars and j did not spend more than $7.60 for the sweater what are the possible values for the original price of the sweater?

Solve the equation 3x2 + 19x + 9 = 0 to the nearest tenth.

1-for what value of x is line a parallel to line b 2-for what value of x is line a parallel to line b