Answer:
Step-by-step explanation:

Distribute the x3 to each number. The coefficient stays the same but add exponent (3) onto each x. Final answer is: x to the seventh power plus 8X to the sixth power plus 2X to the fifth power +18 X to the fourth power +9x the third power
Answer:
9
Step-by-step explanation:

The probability of her winning a game would be 5/9 because if she loses 4/9 games then 5/9 games must be wins.