5(7-z)=-(-z-9)

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Solution for 5(7-z)=-(-z-9) equation: 



5(7-z)=-(-z-9)

We move all terms to the left:

5(7-z)-(-(-z-9))=0

We add all the numbers together, and all the variables

5(-1z+7)-(-(-1z-9))=0

We multiply parentheses

-5z-(-(-1z-9))+35=0



We calculate terms in parentheses: -(-(-1z-9)), so:

-(-1z-9)

We get rid of parentheses

1z+9

We add all the numbers together, and all the variables

z+9

Back to the equation:

-(z+9)



We get rid of parentheses

-5z-z-9+35=0

We add all the numbers together, and all the variables

-6z+26=0

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

-6z=-26

z=-26/-6

z=4+1/3

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