algebra

I have 2 problems that are hanging me up. Can you show me how?
What values for x must be excluded in the following fraction?

x-3/-8

Simplify:

6-(a/b) over 24/b

take out a 6.

-(a/b) over 4/b

1. 👍 0
2. 👎 0
3. 👁 56

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