Question

Two parallel lines, I and m, are cut by a transversal, t, as shown below.

1
(17x + 14)
((48-2°
m
What is the value of z?

Answer 1

x = 8

Explanation:

alternate-interior angles equal 180°

17x + 14 + 4x - 2 = 180

21x + 12 = 180

21x = 168

x = 8