document.write( "Question 630453: Sandra is Y years old. In 14 years her age will be three time her age fourteen years ago. \n" ); document.write( "
Algebra.Com's Answer #396924 by Maths68(1474)![]() ![]() You can put this solution on YOUR website! Sandra = y years old \n" ); document.write( "In 14 years \n" ); document.write( "Sandra will be = y+14 years old \n" ); document.write( "14 years ago \n" ); document.write( "Sandra was = y-14 \n" ); document.write( "In 14 years her age will be three time her age fourteen years ago \n" ); document.write( "3(y-14)=y+14 \n" ); document.write( "3y-42=y+14 \n" ); document.write( "3y-y=14+42 \n" ); document.write( "2y=56 \n" ); document.write( "2y/2=56/2 \n" ); document.write( "y=28\r \n" ); document.write( "\n" ); document.write( " \r \n" ); document.write( "\n" ); document.write( "Sandra = 28 years old \n" ); document.write( " \n" ); document.write( " |