Expression 1

6 x 7 - 3² - 9 x 9 + 4³

expression 2

5 + 4² + 6 - 2² -1

insert parentheses in expression 2 so that it has a value of 19. then show why your expression has a value of 19.

explain in full sentences how you know that with your parentheses that expression 2 is equal to 19.

Jessie and bob are financing $425,500 to purchase a house. they obtained a 30/8 balloon mortgage at 6.55%. what will their balloon payment be?

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $36.98. find the probability that a randomly selected bill will have an amount greater than $173, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

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