Respuesta :

-34=v+42-5v
-76=-4v
V= 19
v = 19 

First step :  -76 + 4v = 4 × ( v - 19)

Second step: solve: 4 = 0

Second part 2: v - 19 = 0 

Add 19 from both sides of the equation:

So, that's how I came up with "v" equaling to '19" 






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