The product of 6 and a number , x is twice the difference of x and 5. Solve for variable x. Need help here the choice A.-1.25
B.1.25
C.-2.5
D.2.5

David estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x. create a question you could ask that could be answered only by graphing or using a logarithm.