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OpenStudy (anonymous):
The system of equations is coincident. What are the missing values? 3x+y=7 9x + ___ y= ______
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OpenStudy (anonymous):
@mathsciencehistory
OpenStudy (anonymous):
@butterflydreamer
OpenStudy (anonymous):
3x + y = 7 3(3x + y = 7) 9x + 3y = 21 --- the missing values are: 3 21
OpenStudy (anonymous):
help any
OpenStudy (anonymous):
yes it did thanks!
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