Select the correct answer. What is the solution set of 4x=yand 2x - y=07 OA. {(0.5, -0.5), (2, -8)}
OB. {(0, 0), (2, 8}}
OC. {(1.5, 2), (8, 2)}
OD. {(-1.5, -2), (2, 8]}​

Determine the number of outcomes in the event. decide whether the event is a simple event or not. upper a computer is used to select randomly a number between 1 and 9 comma inclusive. event upper b is selecting a number greater than 4. event upper b has nothing outcome(s). is the event a simple event? (yes or no) because event upper b has (fewer than, exactly, more than) one outcome.