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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We multiply parentheses

3x-(x+9)-21+1=0

We get rid of parentheses

3x-x-9-21+1=0

We add all the numbers together, and all the variables

2x-29=0

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

2x=29

x=29/2

x=14+1/2

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