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I need help on this question please

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 system of equations. y= 2x y= x^2 - 15

I’m which figure is point g an orthocenter