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OpenStudy (anonymous):
simplify the variable expression: 3m x 7n. i mult. 3x7=21 and placed mn in to equal 21mn, correct?
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OpenStudy (lilg132):
yes
OpenStudy (anonymous):
i don't get the question?
OpenStudy (turingtest):
yes you are correct! :)
OpenStudy (anonymous):
okay heres another one. haha 12 - 3m + 3m i got 3m
OpenStudy (lilg132):
actually no 12
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OpenStudy (anonymous):
so it would be like -3m + 3m to cross out the numbers to get m by its self??
OpenStudy (lilg132):
no m my mistake - 3m + 3m = 0
OpenStudy (anonymous):
okay ty
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