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Mathematics 8 Online
OpenStudy (morganmay19):

Factor a number, variable, or expression out of the polynomial shown below.7x - 21 A.7(x + 14) B.7(x - 3) C.7(x + 3) D.7(x - 14)

OpenStudy (dan815):

7x-21

OpenStudy (dan815):

can you see any number* that can multiply in both terms

OpenStudy (dan815):

7 is a factor of 21so writing 21 or writing it like this makes no difference 7x-7*3 Now we can factor 7 out of both terms 7(x-3)

OpenStudy (dan815):

make sense?

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