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OpenStudy (anonymous):
Use the elimination method to solve the system of equations. a +9b=21 a +4b=6 Is there one solution (if so simplify your answer) infinite solutions or no solutions?
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OpenStudy (agent47):
a= 21-9b 21-9b+4b=6 21-5b=6 -5b=-15 b=3 a= 21-9*3 = 21-27 = -6
OpenStudy (agent47):
please tell me i got this thing right
OpenStudy (anonymous):
I don't know I am asking you for help LOL
OpenStudy (agent47):
that was directed @others
razor99 (razor99):
wait that is simulataneous equation right
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OpenStudy (anonymous):
the answer is correct,,i've calculate it^^
OpenStudy (anonymous):
but i have to find an ordered pair.
OpenStudy (agent47):
(-6, 3)
OpenStudy (anonymous):
Thank you for showing me the steps and helping me Agent.
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