7/9z+21=14

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Solution for 7/9z+21=14 equation: 



7/9z+21=14

We move all terms to the left:

7/9z+21-(14)=0



Domain of the equation: 9z!=0

z!=0/9

z!=0

z∈R



We add all the numbers together, and all the variables

7/9z+7=0

We multiply all the terms by the denominator


7*9z+7=0

Wy multiply elements

63z+7=0

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

63z=-7

z=-7/63

z=-1/9

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