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March 28, 2015

March 28, 2015

Posted by **Bennett** on Monday, January 10, 2011 at 8:25pm.

- Math -
**helper**, Monday, January 10, 2011 at 10:30pmx = cal in an apple

x + 30 = cal in a pear

10x = 7(x + 30)

10x = 7x + 210

3x = 210

x = 70

70 cal = apple

100 cal = pear

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