-21=-6+x/5

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Solution for -21=-6+x/5 equation: 



-21=-6+x/5

We move all terms to the left:

-21-(-6+x/5)=0

We add all the numbers together, and all the variables

-(x/5-6)-21=0

We get rid of parentheses

-x/5+6-21=0

We multiply all the terms by the denominator


-x+6*5-21*5=0

We add all the numbers together, and all the variables

-1x-75=0

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

-x=75

x=75/-1

x=-75

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