document.write( "Question 985464: Chris is 14 years younger than Sam. In 3 years, Sam will be 3 times as old as Chris. How old is Sam now \n" ); document.write( "
Algebra.Com's Answer #606278 by macston(5194)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( "C=Chris's age; S=Sam's age=C+14 \n" ); document.write( ". \n" ); document.write( "S+3=3(C+3) Substitute for S. \n" ); document.write( "(C+14)+3=3C+9 \n" ); document.write( "17-9=3C-C \n" ); document.write( "8=2C \n" ); document.write( "4=C Chris is 4 years old \n" ); document.write( "S=C+14=4+14=18 ANSWER: Sam is 18 years old. \n" ); document.write( ". \n" ); document.write( "CHECK: \n" ); document.write( "S+3=3(C+3) \n" ); document.write( "18+3=3(4+3) \n" ); document.write( "21=3(7) \n" ); document.write( "21=21\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |