document.write( "Question 940185: Mario is five years older than Luigi. The sum of their ages is 47. Write an equation that can be used to find their ages in years \n" ); document.write( "
Algebra.Com's Answer #572977 by ewatrrr(24785)\"\" \"About 
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x Luigi's age, Mario \"x%2B5\"
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\n" ); document.write( "Mario + Luigi = 47
\n" ); document.write( "(x+5) + x = 47
\n" ); document.write( "2x = 42
\n" ); document.write( "x = 21, Luigi's age. Mario 26 \"21%2B5\"
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