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interpreting structure in expressions

Mathematics
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e is on sale for 25% off its list price. The sale price of the smart phone is $149.25. What expression can be used to represent the list price of the smartphone? Identify each term, coefficient,constant,  and facror of the expression described

Aug 15th, 2014

Let the list price =x

Discount = 25% of list price= x/4

Sale price = x-x/4 =3x/4

3x/4 =149.25

3x= 4*149.25 =597

x=597/3=199

List price =$199

Aug 15th, 2014

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