bobbiewasabie bobbiewasabie

13-05-2017
Mathematics

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The cost of peanut varies directly with the number of pounds but. If 3 pounds of peanuts cost $6.30, what is the cost of 4.5 pounds

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taylorngibson taylorngibson

13-05-2017

4.5 pounds of peanuts costs $9.45

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dm399380 dm399380

13-05-2017

3/6.3=4.5/x
3/6.3(6.3)=4.5/x(6.3)
3=28.35/x
3(x)=28.35/x (x)
3x=28.35
3x/3=28.35/3
x=9.45
The cost of 4.5 pounds will be $9.45

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