6p + 7r -4p2 – (-6p – 2r + 6p2) = __
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Answer:
-10p^2 +12p +9r
Step-by-step explanation:
6p + 7r -4p2 – (-6p – 2r + 6p2)
=6p + 7r -4p^2 + 6p +2r - 6p^2
=-10p^2 +12p +9r
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