77=7(z+2)

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Solution for 77=7(z+2) equation: 



77=7(z+2)

We move all terms to the left:

77-(7(z+2))=0



We calculate terms in parentheses: -(7(z+2)), so:

7(z+2)

We multiply parentheses

7z+14

Back to the equation:

-(7z+14)



We get rid of parentheses

-7z-14+77=0

We add all the numbers together, and all the variables

-7z+63=0

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

-7z=-63

z=-63/-7

z=+9

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