document.write( "Question 1146071: the sum of ages of leo and mandy is 92. the sum of ages of mandy and nancy is 57. the sum of ages of leo and nancy is 73. find the age of leo. \n" ); document.write( "

Algebra.Com's Answer #767378 by MathTherapy(10552) $\"\"$ $\"About$

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\n" ); document.write( "the sum of ages of leo and mandy is 92. the sum of ages of mandy and nancy is 57. the sum of ages of leo and nancy is 73. find the age of leo.
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L + M     = 92 ----- eq (i)		
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document.write( "    M + N = 57 ----- eq (ii)		
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document.write( "L     + N = 73 ----- eq (iii)		
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document.write( "L     - N = 35 ----- Subtracting eq (ii) from eq (i) ------ eq (iv)		
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document.write( "2L = 108 ----- Adding eqs (iv) and (iii)		
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document.write( "L, or Leo's age is:  \n" );
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