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1. Solve: 3n + 7 252. Evaluate: [(-6)+ 5]+[-2+1 |
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Answer» 1. 3n + 7 = 253n = 25 - 73n = 18n = 18/3n = 6 2.[ (-6) + 5] ÷ [ -2 + 1] (-1) ÷ (-1) 1 |
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