Six less than eight times a number 8n - 6 6 - 8n 6n - 8 6 < 8n

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?

7x+8y=-18, 4x-9y=-3 solve the system of equations

Alicia puts $400 in a bank account. each year the account earns 5% simple interest. how much money will be in her bank account in six months?