SOLUTION: x+x+x-4-3-2=12

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Question 674012: x+x+x-4-3-2=12
Answer by ReadingBoosters(3246) About Me  (Show Source):
You can put this solution on YOUR website!
3x - 4 - 3 - 2 = 12
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3x - 9 = 12
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3x = 12 + 9
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3x = 21
divide both sides by 3
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highlight_green%28x+=+7%29
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