Find the greatest common factor of 12m2 and 9b4

greatest commin factor of 12m2 is 2 and 9b4 is 1

Step-by-step explanation:

of 12: 1,2,3,4,6,12,

of 2 : 1,2,   =2 is the greatest common factor

of 9: 1,3,9

of 4: 1,2,4,     =1 is the greatest common factor

x= 149. 24+7=31. 180-31=149

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i got 86 for this

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