The news reports that today’s high temperature is 16℉ colder than yesterday’s high temperature. Yesterday’s high temperature was -2℉. Write an expression to represent today’s high temperature. Is today’s high temperature positive or negative? Why?

Satchi found a used bookstore that sells pre-owned dvds and cds. dvds cost $9 each, and cds cost $7 each. satchi can spend no more than $45.

Convert the mixed numbers into improper fractions. convert the improper fraction to mixed numbers.

The frequency table shows the results of a survey comparing the number of beach towels sold for full price and at a discount during each of the three summer months. the store owner converts the frequency table to a conditional relative frequency table by row. which value should he use for x? round to the nearest hundredth. 0.89 0.90 0.92 0.96