I can't figure this out help.

Піf x = y and y= z, which statement must be true? оа. -x = -2 b. x= z ос. —x = 2 od. 2= x

Acourt reporter is transcribing an accident report from germany. the report states that the driver was traveling 80 kilometers per hour. how many miles per hour was the driver traveling?

Two angles are complementary. the larger angle is 36 more than the smaller angle. what is the measure of the larger angle?