1/7(105+x)=20

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Solution for 1/7(105+x)=20 equation: 



1/7(105+x)=20

We move all terms to the left:

1/7(105+x)-(20)=0



Domain of the equation: 7(105+x)!=0

x∈R



We add all the numbers together, and all the variables

1/7(x+105)-20=0

We multiply all the terms by the denominator


-20*7(x+105)+1=0

Wy multiply elements

-140x(x+1=0

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