12m2+6q+9m2
Add 12m2 and 9m2.
21m2+6q
Factor 3 out of 21m2.
3(7m2)+6q
Factor 3 out of 6q.
3(7m2)+3(2q)
Factor 3 out of 3(7m2)+3(2q).
3(7m2+2q)
3(7m2+2q)
Factor 12m^2+6q+9m^2
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