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OpenStudy (anonymous):
Is (8, -1) a solution of the system, 2x + 3y = 13 and x - y = 9?
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OpenStudy (aroub):
(8,-1) 2x+3y=13 2(8)+3(-1)=13 16-3=13 13=13 x-y=9 8+1=9 So, yes it is a solution.
OpenStudy (anonymous):
Ok Thanks Both of you guys
OpenStudy (aroub):
You're welcome =)
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