document.write( "Question 953668: michael is 17 years older than John. In 4 years the sun of their ages will be 49. How old are they now \n" ); document.write( "
Algebra.Com's Answer #582423 by macston(5194)![]() ![]() You can put this solution on YOUR website! M=Michael's age: J=Johns age=M-17 yrs \n" ); document.write( "If in 4 years the sum will be 49 years, currently the sum is 41 years so: \n" ); document.write( "M+J=41 years Substitute for J. \n" ); document.write( "M+M-17yrs=41yrs Add 17 yrs to each side. \n" ); document.write( "2M=58 yrs Divide each side by 2. \n" ); document.write( "M=29 yrs ANSWER 1: Michael is 29 years old. \n" ); document.write( "J=M-17yrs=29yrs-17yrs=12 yrs ANSWER 2: John is 12 years old. \n" ); document.write( "CHECK: \n" ); document.write( "49 yrs=(M+4yrs)+(J+4yrs) \n" ); document.write( "49 yrs=29yrs+4yrs+12yrs+4yrs \n" ); document.write( "49 yrs=49 yrs \n" ); document.write( " |