Herp derp, I can't add. Just reworked it using the right signs and it ended up right. Thanks.
Ended up with $$a=2g\frac{m_1-m_2}{2m_1+2m_2+m_3}$$
I'll try doing the right math with the variation problem.
1a. Homework Statement
Hi all, I'm having quite a bit of problem on a physics question. I've seen some examples of this problem, but when I follow the suggestions and equations out, the answer I get back is wrong...
Anyways, here's the problem:
Given two masses (m_1,~m_2) hanging from...