The sum of two numbers is -30. The difference of the two numbers is 18. What are the two numbers?

What are potential hypotheses (explanations) regarding why there are ecological equivalents between many metatherians and eutherians? discuss your hypothesis in terms of the processes that could lead to the current ecologies and distributions of metatherians and eutherians.

What is the solution to the inequality? 6x−5> −29, a x> −4 bx> 4 cx< 4 dx< −4

You paint a 1/2 of a wall in 1/4 hour. how long will it take you to paint one wall