9x-40=2(x+1)

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Solution for 9x-40=2(x+1) equation: 



9x-40=2(x+1)

We move all terms to the left:

9x-40-(2(x+1))=0



We calculate terms in parentheses: -(2(x+1)), so:

2(x+1)

We multiply parentheses

2x+2

Back to the equation:

-(2x+2)



We get rid of parentheses

9x-2x-2-40=0

We add all the numbers together, and all the variables

7x-42=0

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

7x=42

x=42/7

x=6

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