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Question
Identify the operations (addition, subtraction, division, multiplication) in forming the following expression and tell how the expression have been formed.
7m, − 7m + 3, − 7m − 3
Solution
Multiplication as m is multiplied with 7.
Multiplication and addition as m is multiplied with −7, and 3 is added to the result.
Multiplication and subtraction as m is multiplied by −7, and 3 is subtracted from the result.
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