-4+b/4=-9

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



-4+b/4=-9

We move all terms to the left:

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

We add all the numbers together, and all the variables

b/4+5=0

We multiply all the terms by the denominator


b+5*4=0

We add all the numbers together, and all the variables

b+20=0

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

b=-20

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