7x+28/9=-21

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Solution for 7x+28/9=-21 equation: 



7x+28/9=-21

We move all terms to the left:

7x+28/9-(-21)=0

We add all the numbers together, and all the variables

7x+21+28/9=0

We multiply all the terms by the denominator


7x*9+28+21*9=0

We add all the numbers together, and all the variables

7x*9+217=0

Wy multiply elements

63x+217=0

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

63x=-217

x=-217/63

x=-3+4/9

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