Example Question - fish count

Calculating the Number of Mollies in a Pet Fish Collection

<p>\text{Total pet fish} = 17</p> <p>\text{Goldfish} = 7</p> <p>\text{Let m be the number of mollies.}</p> <p>\text{Total pet fish} = \text{Goldfish} + \text{mollies}</p> <p>17 = 7 + m</p> <p>m = 17 - 7</p> <p>m = 10</p> <p>\text{Levi has 10 mollies.}</p>