3(x+1)-5(x-1)=-21

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Solution for 3(x+1)-5(x-1)=-21 equation: 



3(x+1)-5(x-1)=-21

We move all terms to the left:

3(x+1)-5(x-1)-(-21)=0

We add all the numbers together, and all the variables

3(x+1)-5(x-1)+21=0

We multiply parentheses

3x-5x+3+5+21=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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