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1. "The sum of twice a number and 19 is -23."
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1. "The sum of twice a number and 19 is -23."
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Dec 26, 2020
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1. "The sum of twice a number and 19 is -23."
Mathematics
middle-school
Yamin
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Answer:
x=-21
Explanation:
2x+19=-23
2x=-42
x=-21
Bian
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Jan 1, 2021
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Bian
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