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OpenStudy (anonymous):
-2x + x = 10
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OpenStudy (kira_yamato):
-2x + x = 10 -x = 10 x = -10
OpenStudy (anonymous):
wait how did you get that?
OpenStudy (kira_yamato):
Simplify LHS to get -x = 10, then divide -1 on both sides
OpenStudy (anonymous):
Thanks :)
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