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Question

Question 3(iv)

Identify the operations used (addition, subtraction, division, multiplication) in forming the following expressions and tell how the expressions have been formed:

7m, - 7m +3, - 7m - 3

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Solution

ExpressionOperationReason 7mMultiplicationIt is formed by multiplying m and 7. 7m+3Multiplication and additionIt is formed by multiplying -7 and m and adding 3 to the result.7m3Multiplication and subtractionIt is formed by multiplying -7 and m and subtracting 3 from the result.


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