2(z+1)+1=9

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Solution for 2(z+1)+1=9 equation: 



2(z+1)+1=9

We move all terms to the left:

2(z+1)+1-(9)=0

We add all the numbers together, and all the variables

2(z+1)-8=0

We multiply parentheses

2z+2-8=0

We add all the numbers together, and all the variables

2z-6=0

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

2z=6

z=6/2

z=3

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