Carly wants to go to the math competition, but she's afraid it will mean losing her friends.

Well it sounds like carly needs some new friends and maybe when she goes to the math competition she can find some new friends.

Explanation:

(つ ^_^ )つ I think Carly should do it if that's what she really wants to do! Cause she might not have that opportunity to do it again. And if her "Friends" don't want to be her friend because of that than I think those friends were just Fake and she'll find real ones eventually that support her in what she loves.  

~Hope this Helps!~

semi-desert lowlands, hope this !

answer; decipher the motives for why people behave the way they do;