1/7(x+21)=8/7

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Solution for 1/7(x+21)=8/7 equation: 



1/7(x+21)=8/7

We move all terms to the left:

1/7(x+21)-(8/7)=0



Domain of the equation: 7(x+21)!=0

x∈R



We add all the numbers together, and all the variables

1/7(x+21)-(+8/7)=0

We get rid of parentheses

1/7(x+21)-8/7=0

We calculate fractions


=0

x=0/1

x=0

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