If equation 1 is the following equation y = 2? + 3x - 5 and equation 2 is the following equation, y = x - 2

Ammonia molecules have three hydrogen atoms and one nitrogen atom.how many of each atom arein five molecules of ammonia

1) in triangle the, what is the measure of angle t (in degrees)? 2) in triangle bat, the measure of angle b is 66∘, and the measure of angle t is 77∘.what is the measure of the exterior angle at a (in degrees)?

Which of the following is not a subset of {1,2,3}?