document.write( "Question 936173: Carlo is three times Erwin's age. In 3 years, he will be twice Erwin's age then.Find their present ages. \n" ); document.write( "
Algebra.Com's Answer #569676 by ewatrrr(24785)\"\" \"About 
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x Erwin's age. Carlo 3x
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\n" ); document.write( "3x + 3 = 2(x+3)
\n" ); document.write( "x = 3, Erwin's age. Carlos is 9 \"3%2A3\"
\n" ); document.write( "and...checking
\n" ); document.write( "12 = 2(6)
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