3(x+2)+(6+x)=84

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Solution for 3(x+2)+(6+x)=84 equation: 



3(x+2)+(6+x)=84

We move all terms to the left:

3(x+2)+(6+x)-(84)=0

We add all the numbers together, and all the variables

3(x+2)+(x+6)-84=0

We multiply parentheses

3x+(x+6)+6-84=0

We get rid of parentheses

3x+x+6+6-84=0

We add all the numbers together, and all the variables

4x-72=0

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

4x=72

x=72/4

x=18

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