-4/9=7/b

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Solution for -4/9=7/b equation: 



-4/9=7/b

We move all terms to the left:

-4/9-(7/b)=0



Domain of the equation: b)!=0

b!=0/1

b!=0

b∈R



We add all the numbers together, and all the variables

-(+7/b)-4/9=0

We get rid of parentheses

-7/b-4/9=0

We calculate fractions

There is no solution for this equation

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