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OpenStudy (anonymous):
x+9=9 6x-y=19 solve by elimination method
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OpenStudy (asnaseer):
start with the first equation:\[x+9=9\]solve this to find x - what do you get?
OpenStudy (anonymous):
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OpenStudy (asnaseer):
correct, now use this value of x in the second equation:\[6x−y=19\] and solve for y
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