O.3(x+7)=3(x-1)

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Solution for O.3(x+7)=3(x-1) equation: 



.3(O+7)=3(O-1)

We move all terms to the left:

.3(O+7)-(3(O-1))=0

We multiply parentheses

0.3O-(3(O-1))+2.1=0



We calculate terms in parentheses: -(3(O-1)), so:

3(O-1)

We multiply parentheses

3O-3

Back to the equation:

-(3O-3)



We get rid of parentheses

0.3O-3O+3+2.1=0

We add all the numbers together, and all the variables

-2.7O+5.1=0

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

-2.7O=-5.1

O=-5.1/-2.7

O=1+1/1.125

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