Asked by Benjamin

9a−18b+21c=9, a, minus, 18, b, plus, 21, c, equals
Answered by Someone
here dude
the greatest common factor of 9, 18 and 21 is 3 so that is the number that we'll factor out

to do this divide all three numbers by 3 to get

3(3a-6b+7c)

I hope I've helped!
Answered by Sky
How are u answering so quickly .-.
Answered by Someone
im rlly smart, i have a 240 IQ
Answered by Someone
im not lying
Answered by joe mama
bro you stupid
Answered by joe mama
stupid
Answered by joe mama
not smart
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