3x+72+6x=18

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Solution for 3x+72+6x=18 equation:



3x+72+6x=18
We move all terms to the left:
3x+72+6x-(18)=0
We add all the numbers together, and all the variables
9x+54=0
We move all terms containing x to the left, all other terms to the right
9x=-54
x=-54/9
x=-6

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