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10. What should be added to the sum of -25 and 20 to make it equal to the sum of - 19 and 18? |
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Answer» 4Step-by-step EXPLANATION:(-25+20) + X = -19+18(-25+20) + x = -19+18-5 + x = -1(-25+20) + x = -19+18-5 + x = -1X = -1+5 = 4 |
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