Question

A store owner uses the expression, r - 0.2r, to calculate the sale price of each CD player he is discounting. Which of the following is an equivalent expression? 

Answer 1

The equivalent expression is 0.8r

Answer 2

The equivalent expression of r - 0.2r is 0.8r

How to determine the equivalent expression?

The expression is given as:

r - 0.2r

Evaluate the difference

0.8r

The above expression cannot be further simplified

Hence, the equivalent expression of r - 0.2r is 0.8r

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