Which expression has a pair of like terms? Group of answer choices

2x + 2y + 2z

x - 3 + x + 3y

5 + 9m + 5x

none of the above

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.

The table represents a function. what is f(-2)? a.-3 b. -1 c.1 d.3

What is the distance between point a and b