X+10=20 x=?

The best answer gets brainliest.

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.

What is the total area of the figure?

15 and 14.7 are 1 apart, so 15 – 14.7 must be 1.