document.write( "Question 803186: My brother is five years younger than me.Total of our ages is 27 years.How old am I ? \n" ); document.write( "
Algebra.Com's Answer #484159 by ortarico(23)![]() ![]() ![]() You can put this solution on YOUR website! Let your age be x \n" ); document.write( "while your brother's age be y \n" ); document.write( "From the second sentence, you are 5 years older than him. So the equation is: \n" ); document.write( "x = y + 5. . . . . .(i) \n" ); document.write( "From the third sentence, the sum of your ages becomes \n" ); document.write( "x + y = 27. . . . . .(ii) \n" ); document.write( "Solving simultaneously, using substitution. \n" ); document.write( "x = 16, y = 11 \n" ); document.write( ".: you are 16yrs old \n" ); document.write( " |