60.9k views
14 votes
Is the answer 40? I am kind of confused

Is the answer 40? I am kind of confused-example-1
User Grzesiek
by
4.5k points

2 Answers

7 votes

Answer:

30

Explanation:

If A+B is 18, A and B should equal 9.

A+B+C=29, that should mean C=6.

A+B+2C=9+9+2(6)

9+9+2(6)=30

User Eselskas
by
5.3k points
10 votes

Answer:

Yes

Explanation:

29-18=11

c=11

18+2(11)=40

User Scott Merritt
by
4.4k points