0.4(4z+7)+10.8=0.6(4z-4)

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Solution for 0.4(4z+7)+10.8=0.6(4z-4) equation: 



0.4(4z+7)+10.8=0.6(4z-4)

We move all terms to the left:

0.4(4z+7)+10.8-(0.6(4z-4))=0

We multiply parentheses

1.6z-(0.6(4z-4))+2.8+10.8=0



We calculate terms in parentheses: -(0.6(4z-4)), so:

0.6(4z-4)

We multiply parentheses

2.4z-2.4

Back to the equation:

-(2.4z-2.4)



We add all the numbers together, and all the variables

1.6z-(2.4z-2.4)+13.6=0

We get rid of parentheses

1.6z-2.4z+2.4+13.6=0

We add all the numbers together, and all the variables

-0.8z+16=0

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

-0.8z=-16

z=-16/-0.8

z=+20

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