3(x+2)=18.

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Solution for 3(x+2)=18. equation: 



3(x+2)=18.

We move all terms to the left:

3(x+2)-(18.)=0

We add all the numbers together, and all the variables

3(x+2)-18=0

We multiply parentheses

3x+6-18=0

We add all the numbers together, and all the variables

3x-12=0

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

3x=12

x=12/3

x=4

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