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HHHHHHHHHHHHHHHHEEEEEEEEEEEEEEEEEEEEELLLLLLLLLLLLLLPPPPPPPPPPPP Me
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Sep 11, 2018
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HHHHHHHHHHHHHHHHEEEEEEEEEEEEEEEEEEEEELLLLLLLLLLLLLLPPPPPPPPPPPP
Me
Mathematics
middle-school
Ouerghi Yassine
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Ouerghi Yassine
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ab-ac=a(b+c)
a is a common factor
factor them to find comon factor
15n=3*5*n
18=2*3*3
common factor is 3
15n-18=3(5n)-3(6)=3(5n-6)
first blank is 3
2nd blank is 5n-6
Damageboy
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Sep 16, 2018
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Damageboy
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