Seudónimo
Seudónimo
17-03-2016
Mathematics
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Neeeeeeeeeeeeeeeed Helppppppppppppp
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pegah
pegah
17-03-2016
because a ║b you can say:
-60 -2x = -70 -4x ⇒ -2x + 4x = -70 + 60 ⇒ 2x = -10 ⇒ x = -5 :)))
i hope this is helpful
have a nice day
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