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Mathematics 8 Online
OpenStudy (anonymous):

Choose the correct simplification of (3x^3 + 2x^2 − 5x) − (8x^3 − 2x^2). A)−5x^3 + 4x^2 − 5x B)5x^3 + 2x^2 + 5x C)−5x^3 − 4x^2 D) 5x^3 + 2x^2

OpenStudy (anonymous):

@ganeshie8

OpenStudy (anonymous):

A

OpenStudy (anonymous):

CAN YOU EXPLAIN?

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

???

OpenStudy (anonymous):

i would distribute the negative to start

OpenStudy (anonymous):

then you have the -8x^3 + 3x^3

OpenStudy (anonymous):

-5x^3 right?

OpenStudy (anonymous):

YES

OpenStudy (anonymous):

then due to the two negatives from distributing, the 2x^2 is positive

OpenStudy (anonymous):

does that help enough?

OpenStudy (anonymous):

YES, THANK YOU SO MUCH! CAN YOU HELP WITH TWO MORE PLEASE

OpenStudy (anonymous):

sure

OpenStudy (anonymous):

...where are they

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