3(x+1)=(84-x)-1

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Solution for 3(x+1)=(84-x)-1 equation: 



3(x+1)=(84-x)-1

We move all terms to the left:

3(x+1)-((84-x)-1)=0

We add all the numbers together, and all the variables

3(x+1)-((-1x+84)-1)=0

We multiply parentheses

3x-((-1x+84)-1)+3=0



We calculate terms in parentheses: -((-1x+84)-1), so:

(-1x+84)-1

We get rid of parentheses

-1x+84-1

We add all the numbers together, and all the variables

-1x+83

Back to the equation:

-(-1x+83)



We get rid of parentheses

3x+1x-83+3=0

We add all the numbers together, and all the variables

4x-80=0

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

4x=80

x=80/4

x=20

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