0.3(3z+6)+31.2=0.6(3z-5)

Solution for 0.3(3z+6)+31.2=0.6(3z-5) equation:

0.3(3z+6)+31.2=0.6(3z-5)

We move all terms to the left:

0.3(3z+6)+31.2-(0.6(3z-5))=0

We multiply parentheses

0.9z-(0.6(3z-5))+1.8+31.2=0


We calculate terms in parentheses: -(0.6(3z-5)), so:

0.6(3z-5)

We multiply parentheses

1.8z-3

Back to the equation:

-(1.8z-3)


We add all the numbers together, and all the variables

0.9z-(1.8z-3)+33=0

We get rid of parentheses

0.9z-1.8z+3+33=0

We add all the numbers together, and all the variables

-0.9z+36=0

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

-0.9z=-36

z=-36/-0.9

z=+40