Triangle abc has the following angle measurements write an equation and solve for

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.

Can someone me with the property questions for 12 13 and 14 plz

Which shows the graph of the solution set of 3y – 2x > –18?