Math 1170       Pretest

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1.      If , solve for r in terms of S and a

2.      Solve for x: |3x-6|=7

3.      Solve for x: (express in interval notation)

4.      Solve :

5.      Simplify: and express the answer using only positive integer exponents.

6.      Solve for x:

7.      A woman went for a57km drive in her car, partly in town and partly in the country. She drove at an average speed of 36km/h in town, and 54km/h in the country. If the total trip took her one hour and ten minutes, what distance did she drive in town?