A company is selling cupcakes for $3 each and brownies for $2 each. Let c=the number of cupcakes someone buys, b=the number of brownies someone buys, and T=the total spent. Explain the meaning of the equation shown. 3c+2b=21

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