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Mathematics 8 Online
OpenStudy (anonymous):

simplify 9b^3+7b-5(9b^3-2b)

OpenStudy (anonymous):

Can you expand the terms from parenthese?

OpenStudy (anonymous):

9b^3+2b(9b^3-2b)

OpenStudy (anonymous):

not sure really

OpenStudy (anonymous):

How do you get rid of the parenthese? 5(9b^3-2b)

OpenStudy (anonymous):

What operation is it?

OpenStudy (anonymous):

Im not sure Im new to this

OpenStudy (anonymous):

Can you try?

OpenStudy (anonymous):

When you see number in front of parenthese ( without sign between), it's MULTIPLICATION!

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