-7/8u=42

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Solution for -7/8u=42 equation: 



-7/8u=42

We move all terms to the left:

-7/8u-(42)=0



Domain of the equation: 8u!=0

u!=0/8

u!=0

u∈R



We multiply all the terms by the denominator


-42*8u-7=0

Wy multiply elements

-336u-7=0

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

-336u=7

u=7/-336

u=-1/48

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