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Mathematics 9 Online
OpenStudy (anonymous):

Simplify 5(MN + 1) - 5. 5MN 5MN - 4 5MN + 4

OpenStudy (anonymous):

number 2 is my awnser

OpenStudy (uri):

What is 5*MN? and 5*1?

OpenStudy (uri):

Wait 5MN+5-5 5MN +5-5 will be cancelled.

OpenStudy (uri):

A is the answer.

OpenStudy (anonymous):

cuz of the 5* ???

OpenStudy (phi):

yes, 5(MN+1) means you have 5*MN plus 5 1's or 5*1 or 5 so 5(MN+1) -5 is 5MN + 5 takeaway 5

OpenStudy (anonymous):

thanks both of you

OpenStudy (uri):

yw :)

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