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2015-10-30 19:49:33

a. 9t represents the rate of pay for each hour "t" Sara gives instruction c. 60+ 9(5) d. if d is referring to the problem c, then she will earn 105$ in total

2015-10-30 19:50:48

4. (a) 9t represents her pay for swimming instructions.....$ 9 per every hr worked (b). 60 + 9t......terms are 60 and 9t.....coefficient is 9 (c) for 5 hrs of swimming instruction... 60 + 9(5) (d) how much will Sarah earn in all... 60 + 9(5) = 60 + 45 = $ 105 <=

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