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tommy is 11cm shorter than his father.Their total height is 331cm.Find each persons height.
n + (n - 11) = 331 2n - 11 = 331 2n = 331 + 11 2n = 342 n = 342 / 2 n = 171 171 - 11 = 160 Tommy is 11cm shorter than his father. Their total height is 331cm. Tommy's height is 160 cm, while Tommy's father's height is 171cm.
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Asked 3/2/2011 3:22:58 AM
Updated 4/3/2017 11:45:08 PM
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n + (n - 11) = 331
2n - 11 = 331
2n = 331 + 11
2n = 342
n = 342 / 2
n = 171
171 - 11 = 160
Tommy is 11cm shorter than his father. Their total height is 331cm. Tommy's height is 160 cm, while Tommy's father's height is 171cm.
Added 4/3/2017 11:45:08 PM
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