30z+56=9z+7(8+3z)

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Solution for 30z+56=9z+7(8+3z) equation: 



30z+56=9z+7(8+3z)

We move all terms to the left:

30z+56-(9z+7(8+3z))=0

We add all the numbers together, and all the variables

30z-(9z+7(3z+8))+56=0



We calculate terms in parentheses: -(9z+7(3z+8)), so:

9z+7(3z+8)

We multiply parentheses

9z+21z+56

We add all the numbers together, and all the variables

30z+56

Back to the equation:

-(30z+56)



We get rid of parentheses

30z-30z-56+56=0

We add all the numbers together, and all the variables

=0

z=0/1

z=0

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