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Mathematics 19 Online
OpenStudy (anonymous):

Combine like terms to simplify the expression: 7x + 3y – 2 + 6x – 1 + y2

OpenStudy (anonymous):

Ok, I take it your not to sure of what like terms are?

OpenStudy (anonymous):

why do you take it that way?

OpenStudy (anonymous):

Oh, sorry didn't mean to offend. I just figured if you knew you wouldn't have trouble with this. But no worries!

OpenStudy (anonymous):

Is that a y^2 on the end there?

OpenStudy (anonymous):

yes.

OpenStudy (anonymous):

Ok so like terms are anything with the same exponent raised to the same power.

OpenStudy (anonymous):

So 7x and 6x are like terms and you can just add them.

OpenStudy (anonymous):

Okay...

OpenStudy (anonymous):

I'm sorry, I mean same variable not exponent.

OpenStudy (anonymous):

Oh i get that

OpenStudy (anonymous):

So really the only simplification you can do here would be to add the 6x+7x and the -1-2

OpenStudy (anonymous):

so the answer is?? A. y2 + 3y + 13x2 – 3 B. y2 + 3y + 13x – 3 C. 2y3 + 13x – 3 D. 3y3 + 13x2 – 3

OpenStudy (anonymous):

Which one do you think it would be?

OpenStudy (anonymous):

@stardogchampion A.

OpenStudy (anonymous):

Close. But where did the x^2 come from?

OpenStudy (anonymous):

I mean B

OpenStudy (anonymous):

Yup! Good work.

OpenStudy (anonymous):

Thank you!!!

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