Respuesta :

Sidharth999
Answer: u = -39

Step-by-Step Explanation:

=> u + 47 = 8

First we have to shift 47 to the RHS. When we do that +47 becomes negative on the RHS.

=> u = 8 - 47

Now subtract 47 from 8 which will result in -39 because 47 > 8.

=> u = -39

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