Which expression would be easier to simplify if you used the commutative property to change the order of the numbers? A. (-80) + 43 + (-120)
B. 80 + 20 + (-17)
C. 2/3 + (-1/3) + 1/5
D. (-19) + (-10) + 7/8

`if you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain. ''.