42=-6/5u

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Solution for 42=-6/5u equation: 



42=-6/5u

We move all terms to the left:

42-(-6/5u)=0



Domain of the equation: 5u)!=0

u!=0/1

u!=0

u∈R



We get rid of parentheses

6/5u+42=0

We multiply all the terms by the denominator


42*5u+6=0

Wy multiply elements

210u+6=0

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

210u=-6

u=-6/210

u=-1/35

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