An object is translated by (-2,y-6) if one point in the pre image has the coordinates (-3,7) what would be the coordinates of its image?

[10 points, algebra 2]according to my answer key the restrictions are -1 and 4. but why not positive 1?

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.

Grandpa ernie is shrinking! over the past 4 years his height decreased by a total of 2.4 cm.it decreased by the same amount each year. what was the change in grandpa ernie's height each year