21/2z=10

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Solution for 21/2z=10 equation: 



21/2z=10

We move all terms to the left:

21/2z-(10)=0



Domain of the equation: 2z!=0

z!=0/2

z!=0

z∈R



We multiply all the terms by the denominator


-10*2z+21=0

Wy multiply elements

-20z+21=0

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

-20z=-21

z=-21/-20

z=1+1/20

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