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Mathematics 17 Online
OpenStudy (anonymous):

Simplify: (5x2 + 3x + 4) + (2x2 − 6x + 3) 7x2 + 9x + 7 7x2 + 3x + 7 7x2 − 3x + 1 7x2 − 3x + 7

OpenStudy (anonymous):

It would be the last one, 7x2 - 3x + 7

OpenStudy (anonymous):

last one!

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