17.7k views
12 votes
〉〉
AB||CD. Find the value of x.

〉〉 AB||CD. Find the value of x.-example-1

2 Answers

1 vote
The value of x=10
Have nice day
User Rmcc
by
5.6k points
7 votes

Answer:

x = 10

Explanation:

The marked angles are called Alternate Interior Angles. They are equal to each other.

So, write an equation:

3x + 15 = 5x - 5

Subtract 3x

15 = 2x - 5

Add 5

20 = 2x

Divide by 2

10 = x

User Georgi Yanchev
by
5.3k points