11-7(x-1)+9=3(z+1)

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Solution for 11-7(x-1)+9=3(z+1) equation: 



11-7(X-1)+9=3(X+1)

We move all terms to the left:

11-7(X-1)+9-(3(X+1))=0

We add all the numbers together, and all the variables

-7(X-1)-(3(X+1))+20=0

We multiply parentheses

-7X-(3(X+1))+7+20=0



We calculate terms in parentheses: -(3(X+1)), so:

3(X+1)

We multiply parentheses

3X+3

Back to the equation:

-(3X+3)



We add all the numbers together, and all the variables

-7X-(3X+3)+27=0

We get rid of parentheses

-7X-3X-3+27=0

We add all the numbers together, and all the variables

-10X+24=0

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

-10X=-24

X=-24/-10

X=2+2/5

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