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OpenStudy (anonymous):
3(x+3)-(2x+7)=9 step by step plz
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OpenStudy (anonymous):
\[3(x+3)-(2x+7)=9\]\[3x+9 - 2x - 7 = 9\]\[3x-2x=9+7-9\]\[x=7\]
OpenStudy (mimi_x3):
3x + 9 -2x - 7 = 9 3x - 2x + 2 = 9 x + 2 = 9 x = 7
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