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OpenStudy (anonymous):
simplify: -4x-x+9x simplify: -4x-x+9x @Mathematics
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OpenStudy (anonymous):
-5x+9x=4x
OpenStudy (anonymous):
did you mean -4x+9x=5x ??
OpenStudy (anonymous):
no, i mean the answer is 4x
OpenStudy (anonymous):
ahhh... I see now. very good. thanks.
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