3(x+5)-9=18

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Solution for 3(x+5)-9=18 equation: 



3(x+5)-9=18

We move all terms to the left:

3(x+5)-9-(18)=0

We add all the numbers together, and all the variables

3(x+5)-27=0

We multiply parentheses

3x+15-27=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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