232k views
3 votes
What is the length of MN?

2 Answers

6 votes

Answer:

c. 400 mi (c. 640 km)

Explanation:

User ImFonky
by
5.3k points
4 votes

Answer:

15

Explanation:

3x = x + 10. Thus, 2x + 10 and x = 5. With x=5, MN has the length 5+10, or 15.

User KillerFish
by
5.7k points