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Mathematics 17 Online
OpenStudy (anonymous):

pls help me on this question

OpenStudy (anonymous):

OpenStudy (rogue):

Combine like terms.\[(3x^2 +7) - (x^2 - 6x + 4) = 3x^2 - x^2 + 6x + 7 - 4 = 2x^2 + 6x + 3\]

OpenStudy (rogue):

Be sure to watch your signs. When you subtract a negative, your really adding the positive.

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