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OpenStudy (imamermaid29):
NEED HELP ASAP The system of equations is coincident. What are the missing values?
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OpenStudy (imamermaid29):
3x + y = 7 9x + ___ y = ___
OpenStudy (caozeyuan):
coincident means the same
OpenStudy (imamermaid29):
i know :)
OpenStudy (caozeyuan):
ay=3y,b=3*7=21
OpenStudy (caozeyuan):
where a is the first black, b is the second
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OpenStudy (imamermaid29):
so what would go in the blanks?
OpenStudy (caozeyuan):
3 in the first, 21 in the second
OpenStudy (imamermaid29):
thank you a lot!!! i suck at math XD
OpenStudy (imamermaid29):
and i gave you a fan and medal :)
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