document.write( "Question 945180: Jen is 15 years younger than Andre. The sum of their ages is 81. What's andres age in years? \n" ); document.write( "
Algebra.Com's Answer #576337 by macston(5194)![]() ![]() You can put this solution on YOUR website! J=Jen's age=A-15; A=Andre's age \n" ); document.write( "J+A=81 Substitute for J \n" ); document.write( "(A-15)+A=81` \n" ); document.write( "2A-15=81 Add 15 to each side \n" ); document.write( "2A=96 divide each side by 2 \n" ); document.write( "A=48 ANSWER Andre is 48 years old \n" ); document.write( " CHECK \n" ); document.write( "Since Andre is 48, Jen is (48-15)=33, and 48+33=81, the given sum of their ages.\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |