Identify which of the following are equations and which are expressions 1.3-2 2. 5m = 10 3. 3 + 2 = 5 4. k+ 2 = 7 6. 5(6 - 1) +12 5. n - 12 Which of the following are equations? Select all that apply. I A. n - 12 OB. k +2=7 DC. 5m = 10 D. 5(6 - 1) +12 RE. 3 + 2 = 5 + OF 3-2

Which of the following represents a number squared is equal to twenty more than nine times that number ? a) x squared = 9x + 20 b) x squared = 20x + 9 c) x squared > 9 + 20x d) x squared = 9 + x + 20

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

If a and −a are numbers on the number line, which expression must give the distance between them? a) 0 b) a c) |2a| d) |a|