Three students incorrectly evaluated 4r +2y for x = 3 and y=-2. Use the table below to complete Exercises 6-9.
Grayson
Emily
Pat
4x +2y = 4(3)° -2-2) 4x +2y=4(3)° -21-2) 4x +2y = 4(3)2 2(2)
+36 +21-2)
= 364
= 140
= 381-2)
= 40
=-76
6. What error did Grayson make?
7. What error did Emily make?
8. What error did Pat make?

Based on what you know about the location of the earth in relation to the sun, why is this called the goldilocks zone in other galaxies? a. it's a region that exhibits a weak gravitational pull, thus maintaining a safe distance from the sun. b. it's an area that doesn't experience any major weather events that could cause mass extinctions. c. it's an area that's an optimal distance from the sun for potentially supporting life. d. it's a region that's unaffected by asteroid or meteor impacts.

How does the use of fertilizers impact the environment?

Select the correct answer from each drop-down menu. this map shows how climate change might affect precipitation patterns in the great plains of the united states by the end of this century. brown shows a decrease in precipitation, and blue shows an increase. the maps differ based on the predicted levels of greenhouse gas emissions. the maps show that northern areas should get . southern areas will likely get . to use these maps to prepare for natural disasters in the great plains, scientists need to ask, ?