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20. From the sum of 2x² + 3xy - 5 and 7 + 2xy – x? subtract 3xy + x2 - 2. |
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Answer» Step-by-step explanation: 2x² + 3XY - 5 + 7 + 2XY – X -(3xy + x² -2) = 2x² +5XY +2-x-3xy-x²+2 = x²+2xy -x+4 |
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