Answer:
Explanation:
7) When transversal intersect two parallel lines, alternate interior angels are equal.
2y = 70
y = 70/2
y = 35
8) When transversal intersect two parallel lines, corresponding angels are equal.
7(x - 7) = 126
7x - 49 = 126
7x = 126 + 49
7x = 175
x = 175/7
x = 25