For each expression, write an equivalent expression that uses only addition.
20−9+8−7
4x−7y−...
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Mathematics, 13.02.2022 16:30, thedocgalloway
For each expression, write an equivalent expression that uses only addition.
20−9+8−7
4x−7y−5z+6
-3x−8y−4−87z
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Answers: 1
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