If 12 goldfish are 9 dollars 6 goldfish are 4.5 dollars how much is 4 goldfish?

What is the solution of sqrt x+2-15=-3

A50% increase followed by 33 1/2% decrease

Create a question with this scenario you could ask that could be answered only by graphing or using logarithm. 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.