3u+5-1=-7-1

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Solution for 3u+5-1=-7-1 equation: 



3u+5-1=-7-1

We move all terms to the left:

3u+5-1-(-7-1)=0

We add all the numbers together, and all the variables

3u+5-1-(-8)=0

We add all the numbers together, and all the variables

3u+12=0

We move all terms containing u to the left, all other terms to the right

3u=-12

u=-12/3

u=-4

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