PLEASE HELP ME AND WILL GIVE MEDAL AND FAN! pLEAse??!
2. Justify each step of the proof.

Conjecture: If 2(x2 + 5) = 60, then x is 5 or –5.

1. 2(x2 + 5) = 60 1.

2. 2x2 + 10 = 60 2.

3. 2x2 = 50 3.

4. x2 = 25 4.

5. x = ±5 5.

Question

PLEASE HELP ME AND WILL GIVE MEDAL AND FAN! pLEAse??!
2.	Justify each step of the proof.

Conjecture: If 2(x2 + 5) = 60, then x is 5 or –5.

1.   2(x2 + 5) = 60	1. 

2.   2x2 + 10 = 60	2. 

3.           2x2 = 50	3. 

4.             x2 = 25	4. 

5.              x = ±5	5.

anonymous_user · Answer

https://answers.yahoo.com/question/index?qid=20130527084656AARE2o4

anonymous · Answer

Wait i'm supposed to put something by the numbers though, but I don't know what from that guys explanation. Do you know? @anonymous_user

anonymous_user · Answer

Give me a minute, I'll re-read it and try my best to get you an answer.

anonymous · Answer

thank you! take your time :)

anonymous_user · Answer

I believe it's this one:  x2 = 25

anonymous · Answer

yeah but what do I put on the other 1. 2. 3. 4. 5. spaces? Do I just put what's on the left side on the right?

anonymous · Answer

@anonymous_user

anonymous_user · Answer

Erm, I'm not sure...

anonymous · Answer

alright, thanks anyways.