7z-(z+6)=5(z-3)

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Solution for 7z-(z+6)=5(z-3) equation:



7z-(z+6)=5(z-3)
We move all terms to the left:
7z-(z+6)-(5(z-3))=0
We get rid of parentheses
7z-z-(5(z-3))-6=0
We calculate terms in parentheses: -(5(z-3)), so:
5(z-3)
We multiply parentheses
5z-15
Back to the equation:
-(5z-15)
We add all the numbers together, and all the variables
6z-(5z-15)-6=0
We get rid of parentheses
6z-5z+15-6=0
We add all the numbers together, and all the variables
z+9=0
We move all terms containing z to the left, all other terms to the right
z=-9

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