1/7(150+r)=20

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Solution for 1/7(150+r)=20 equation: 



1/7(150+r)=20

We move all terms to the left:

1/7(150+r)-(20)=0



Domain of the equation: 7(150+r)!=0

r∈R



We add all the numbers together, and all the variables

1/7(r+150)-20=0

We multiply all the terms by the denominator


-20*7(r+150)+1=0

Wy multiply elements

-140r(r+1=0

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