What's is the value of x

1.50(x+6)=27

Can somebody 1. what is the formula for finding the vertical distance between two points on a coordinate plane?

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.

X+y=-4 x-y=2 use elimination with adding and subtraction