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OpenStudy (anonymous):
Choose the correct simplification of (6x3 − 7x − 4) + (4x3 + 8x + 3). 2x3 − 15x − 7 10x3 + x − 1 2x3 + 15x + 6 10x3 − x − 1
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OpenStudy (anonymous):
10x3 + x − 1 is the answer
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