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OpenStudy (minime):
2x+5y= 2 3x-2y= -16 please solve using elmination
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OpenStudy (minime):
helpp
OpenStudy (lalaly):
multiply first by 3 and sec by 2 6x+15y=6 6x-4y=-32 -------------------------now subtract 0+19y=38 y=2
OpenStudy (lalaly):
then substitute y=2 in any equation to find x
OpenStudy (minime):
where did the 15 come from
OpenStudy (lalaly):
i multiplied the first equation by3 to make the x coeffecient of both equations the same...so u can cancel it out in subtraction
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OpenStudy (minime):
shutup
OpenStudy (lalaly):
:S
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