3(x-1)-7=2(x+1)+9

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Solution for 3(x-1)-7=2(x+1)+9 equation: 



3(x-1)-7=2(x+1)+9

We move all terms to the left:

3(x-1)-7-(2(x+1)+9)=0

We multiply parentheses

3x-(2(x+1)+9)-3-7=0



We calculate terms in parentheses: -(2(x+1)+9), so:

2(x+1)+9

We multiply parentheses

2x+2+9

We add all the numbers together, and all the variables

2x+11

Back to the equation:

-(2x+11)



We add all the numbers together, and all the variables

3x-(2x+11)-10=0

We get rid of parentheses

3x-2x-11-10=0

We add all the numbers together, and all the variables

x-21=0

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

x=21

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