Andre sometimes mows lawns on the weekend to make extra money. Two weeks ago, he mowed a neighbor’s lawn for 30 minutes and earned $10. Last week, he mowed his uncle’s lawn for 1.5 hours and earned $30. This week, he mowed John's lawn for 2 hours and earned $30. Which jobs paid better than others?

Matt and brian were solving a system of equations. they both noticed that the two lines had the same slope. brian said that because each line in the system had the same slope, the two lines had to be parallel, which meant the solution to the system was "no solution" matt disagreed, and said they should also look at the y-intercepts before determining how many solutions there were. who is correct?

Ahigh definition tv cost $800 with a down payment of 2/5 of the cost. how much is left to pay, in dollars after the down payment has been made?

Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling