4.5(2-3z)+0.8z=2.3(z+30)

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Solution for 4.5(2-3z)+0.8z=2.3(z+30) equation: 



4.5(2-3z)+0.8z=2.3(z+30)

We move all terms to the left:

4.5(2-3z)+0.8z-(2.3(z+30))=0

We add all the numbers together, and all the variables

4.5(-3z+2)+0.8z-(2.3(z+30))=0

We add all the numbers together, and all the variables

0.8z+4.5(-3z+2)-(2.3(z+30))=0

We multiply parentheses

0.8z-13.5z-(2.3(z+30))+9=0



We calculate terms in parentheses: -(2.3(z+30)), so:

2.3(z+30)

We multiply parentheses

2.3z+69

Back to the equation:

-(2.3z+69)



We add all the numbers together, and all the variables

-12.7z-(2.3z+69)+9=0

We get rid of parentheses

-12.7z-2.3z-69+9=0

We add all the numbers together, and all the variables

-15z-60=0

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

-15z=60

z=60/-15

z=-4

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