If 2010a + 2014b = 2018 and 2012a + 2016b = 2020, what is the value of a - b ?

The number of nails of a given length is normally distributed with a mean length of 5.00 in, and a standard deviation of 0.03 in. find the number of nails in a bag of 120 that are less than 4.94 in. long.

Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?

Question b of 10which of the following describe an angle with a vertex at a? check all that applyo a. labcов. савd dooo c_baco d. zacb