You have a summer job that pays $5.60 an hour. you get $8.40 an hour for overtime (anything over 40 hours). how many hours of overtime must you work to earn $287?

Clarence wants to buy a new car. he finds an ad for a car that costs 27,200 dollars. suppose his local sales tax is 7%. -how much would he have to pay? -what is the cost of the car including tax? -if clarence has 29,864 saved, can he pay cash to buy the car?

Neal buys a board game. he pays for the board game and pays $1.54 in sales tax. the sales tax rate is 5.5%. what is the original price of the board game, before tax

Twice the sum of a number and 2 is equal to three times the difference of the number and 8. find the number.