Answer: A,4-B,2-C,5
Solution:
If you need to show the work just try to do it until you get the right answers because it helps you actually learn how to do it........=_=
A. X=-1
B. X=11
C. X=1/7
1. X=7/5
2. X=11
3. X=-7
4. X=-1
5. X=1/7
The equivalent pairs of equations in the options given are :
Evaluation each expression :
Therefore, only the above pairs of equations are equivalent.
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