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OpenStudy (anonymous):
help pls! i will give a medal
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OpenStudy (anonymous):
hi
OpenStudy (anonymous):
I'm so confused
OpenStudy (anonymous):
OpenStudy (anonymous):
what is the difference between 9 and 21?
OpenStudy (anonymous):
12
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OpenStudy (anonymous):
what is 12 + 3
OpenStudy (anonymous):
15
OpenStudy (anonymous):
no you right it is 15 you just solved for x
OpenStudy (anonymous):
what is the difference between 15 and 21?
OpenStudy (anonymous):
that's none of the choices though
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OpenStudy (anonymous):
6
OpenStudy (anonymous):
That is weird. Was there a formula given to you in your lesson that could perhaps share as to what we (mostly the turtor) wrong?
OpenStudy (anonymous):
x/3 = 21/9 = 7/3 x = 3*(7)/3 = 7
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