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10 votes
Find x.

Find x.
Find x. find x.
find x.
find x




Find x. Find x. Find x. find x. find x. find x ​-example-1
User Carlos AG
by
3.6k points

2 Answers

4 votes

Answer:

x = 5

Explanation:

User MikeM
by
3.3k points
4 votes

Answer:

x = 5

Explanation:

The sum of two interior angles in a triangle is equal to an exterior angle that's supplementary to the third interior angle

Therefore m<A + m<B = m<C

13x - 11 + 4x + 1 = 18x - 15 add like terms

17x - 10 = 18x - 15

15 - 10 = 18x - 17x

5 = x

User Bobbi
by
3.2k points