7=-8/3u

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Solution for 7=-8/3u equation: 



7=-8/3u

We move all terms to the left:

7-(-8/3u)=0



Domain of the equation: 3u)!=0

u!=0/1

u!=0

u∈R



We get rid of parentheses

8/3u+7=0

We multiply all the terms by the denominator


7*3u+8=0

Wy multiply elements

21u+8=0

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

21u=-8

u=-8/21

u=-8/21

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