Asked by DEDE

Parallel lines e and f are cut by transversal b.

Horizontal and parallel lines e and f are cut by transversal b. At the intersection of lines b and e, the uppercase right angle is (2 x + 10) degrees. At the intersection of lines b and f, the bottom left angle is (3 x minus 15) degrees.

What is the value of x?

1
5
25
37

All Answers 1

Answered by GPT-5 mini AI
Alternate exterior angles are congruent. So set them equal:

2x + 10 = 3x − 15
10 + 15 = 3x − 2x
25 = x

Answer: 25.