document.write( "Question 175671: Jills mother was 27 when Jill was born. The sum of their ages is now 51. How old is Jill? The trick here is that I have to find out the equation not solve the problem. \n" ); document.write( "
Algebra.Com's Answer #130776 by Mathtut(3670)![]() ![]() ![]() You can put this solution on YOUR website! call jill and mother's ages , j and m, respectively \n" ); document.write( ": \n" ); document.write( "m=j+27....eq 1 \n" ); document.write( "m+j=51....eq 2 \n" ); document.write( ": \n" ); document.write( "take m's value from eq 1 and plug it into eq 2 \n" ); document.write( ": \n" ); document.write( "j+27+j=51 \n" ); document.write( ": \n" ); document.write( "2j=24 \n" ); document.write( ": \n" ); document.write( " \n" ); document.write( ": \n" ); document.write( " |