Lucy, Gorman, and Rafael sent a total of 140 text messages over their cell phones during the weekend. Rafael sent 4 times as many messages as Goran. Goran sent 8 fewer messages than Lucy. How many messages did they each send?

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?

Cal's go cart has a gas tank with the dimensions shown below. he uses a gas can that holds 11 gallon of gas, to fill the go cart tank. 11 gallon = 231 inches^3 how many full gas cans will it take to fill the go cart's gas tank?

Which graph depicts the path of a projectile