Any body want to be friends please im actually lonely

Before simplifying, how many terms are there in the expression 2x - 5y + 3 + x?

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.

In what organelle does photosynthesis take place?