O.72z-19.7=0.3(0.2z+1.8)

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Solution for O.72z-19.7=0.3(0.2z+1.8) equation: 



.72O-19.7=0.3(0.2O+1.8)

We move all terms to the left:

.72O-19.7-(0.3(0.2O+1.8))=0



We calculate terms in parentheses: -(0.3(0.2O+1.8)), so:

0.3(0.2O+1.8)

We multiply parentheses

0O+0.54

We add all the numbers together, and all the variables

O+0.54

Back to the equation:

-(O+0.54)



We get rid of parentheses

.72O-O-0.54-19.7=0

We add all the numbers together, and all the variables

-0.28O-20.24=0

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

-0.28O=20.24

O=20.24/-0.28

O=-72+0.079999999999995/0.28

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