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

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



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

We move all terms to the left:

9x+3-(7(x+1)-x)=0



We calculate terms in parentheses: -(7(x+1)-x), so:

7(x+1)-x

We add all the numbers together, and all the variables

-1x+7(x+1)

We multiply parentheses

-1x+7x+7

We add all the numbers together, and all the variables

6x+7

Back to the equation:

-(6x+7)



We get rid of parentheses

9x-6x-7+3=0

We add all the numbers together, and all the variables

3x-4=0

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

3x=4

x=4/3

x=1+1/3

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