7/10z+21=7/10

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Solution for 7/10z+21=7/10 equation: 



7/10z+21=7/10

We move all terms to the left:

7/10z+21-(7/10)=0



Domain of the equation: 10z!=0

z!=0/10

z!=0

z∈R



We add all the numbers together, and all the variables

7/10z+21-(+7/10)=0

We get rid of parentheses

7/10z+21-7/10=0

We calculate fractions


21!=0

There is no solution for this equation

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