Simones bank charges a $10 checking account fee per month

Chapter 8, Problem 4

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Simones bank charges a $10 checking account fee per month plus a $0.12 fee for every check she writes. The equation below gives c, the total cost of the checking account for a month in which n checks are written. c = 10 + 0.12n Simone wants to know how many checks she wrote during a month in which her total checking account fees were $12.52. Which step below is the best first step for Simone to solve for n? A Add 10 to both sides. B Subtract 10 from both sides. C Multiply both sides by 0.12. D Divide both sides by 0.12.

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