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Algebra 7 Online
OpenStudy (anonymous):

how do you solve 5+2(7-9) to the 2nd power

OpenStudy (anonymous):

which one have the power ?

OpenStudy (anonymous):

(7-9)

OpenStudy (anonymous):

inside or out of the ()

OpenStudy (lifeisadangerousgame):

\[5 + 2(7 - 9)^{2}\] that?

OpenStudy (anonymous):

yes

OpenStudy (lifeisadangerousgame):

Remember PEMDAS. Do what is inside the parentheses, then the exponents, then multiply/divide, then add/subtract

OpenStudy (anonymous):

I know I do whats in the parenthesis first

OpenStudy (lifeisadangerousgame):

what's -2 squared?

OpenStudy (anonymous):

5 + 2(4)

OpenStudy (anonymous):

5+8

OpenStudy (anonymous):

(7-9) =-2

OpenStudy (lifeisadangerousgame):

yes, now -2^2, what does that equal?

OpenStudy (anonymous):

the answer is 13

OpenStudy (lifeisadangerousgame):

Amanda, we need to help her figure how to do it herself. Not work through it ourselves and then give the answer xD

OpenStudy (anonymous):

ok :( i am new in this ..

OpenStudy (anonymous):

You are correct LifeIsADangerousGame. Thank you

OpenStudy (lifeisadangerousgame):

It's okay Amanda! Thank you for trying to help:33

OpenStudy (preetha):

Life, that is a great example of help! Thank you for being an excellent OpenStudier!

OpenStudy (lifeisadangerousgame):

Thanks Preetha c:

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