____ are like terms a) 7x , 7y b) 7x,8x c) 7x,7z d) 7x, 7x2
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d) 7x, 7x2
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Collecting positive and negative like terms together, we get ... Question 14: From the sum of 3x2 − 5x + 2 and −5x2 − 8x + 9 subtract 4x2 − 7x + 9.
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