10z+9=7(z-6)

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Solution for 10z+9=7(z-6) equation: 



10z+9=7(z-6)

We move all terms to the left:

10z+9-(7(z-6))=0



We calculate terms in parentheses: -(7(z-6)), so:

7(z-6)

We multiply parentheses

7z-42

Back to the equation:

-(7z-42)



We get rid of parentheses

10z-7z+42+9=0

We add all the numbers together, and all the variables

3z+51=0

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

3z=-51

z=-51/3

z=-17

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