Which of the following equations have infinitely many solutions?

l. 6(2 x + 4) = 3(4 x + 8)
ll. 0.5(8 x + 4) = 4 x + 2
lll. 7 x + 8 = 7(x + 8)
lv. 3 x + 4 = 7 x - 2
v. 2(6 x + 4) = 4(3 x +2)

How much money does ron have left each month after his fixed expenses? ron graduated from college five years ago. he recently bought a house, but shares it with a housemate who pays him $800 a month for rent and utilities. ron is putting a budget worksheet together so he will have a better idea of where his money is going and where he can save. enlarge