Posted by **Kellie** on Tuesday, January 16, 2007 at 11:17am.

I have 2 problems I need help with both I have narrowed it down to 2 possible answers but can't decide which one is right. The first problem log subscript 5 (2x+3)=2 the choices a)13/2 and b) 14. The next problem 8^x = 16^x+2 the choices a)8 and b)-8. Help please!

Given that information I want to say the answer is -8 ?

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