If the endpoints of MN have coordinates of M (2,7) and N (-3,1), then the length of MN is closest to (1) 6.1 (3) 7.5

(2) 6.7 (4) 7.8

This is very confusing to me I really need help

Solve the system by the elimination method. x + y - 6 = 0 x - y - 8 = 0 when you eliminate y , what is the resulting equation? 2x = -14 2x = 14 -2x = 14

You are on a cycling trip around europe with friends. you check the weather forecast for the first week. these are the temperatures for the week. sun mon tues wed thurs fri sat 16°c 20°c 24°c 28°c 28°c 23°c 15°c what is the mean temperature forecast for the week?

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?