Brent has a model car collection. he was given 3 cars as a gift, and he adds 4 cars per year. which of the graphs below represents brent's model car collection?

Four equations are shown below.equation 1: y=2*equation 2: y=2x-5equation 3: y=x2 + 6equation 4: tdentify one linear equation and one nonlinear equation from the list.why each equation you identified is linear or nonlinear.nd one nonlinear equation from the list. state a reasonlinear equation