What is the slope of the line?

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.

Evaluate each expression. determine if the final simplified form of the expression is positive or negative -42 (-4)2 42

Can someone me and explain..will award brainlest!