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OpenStudy (anonymous):
the sum of 2 numbers is 57. one of the numbers is 21. what would the equasion be?
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OpenStudy (dcolley):
Im thinking it could be 21+y=57
OpenStudy (anonymous):
dcolley - the choices were: 21=n-57; 57=2+21; 57=n+21; n=57+21 - or not here.....
OpenStudy (anonymous):
57=n+21
OpenStudy (anonymous):
X+ Y = 57 When x= 21 what is Y?
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