document.write( "Question 183147: {the sum of two numbers is 72. if twice the smaller number is 3 more than the greater, find them} \n" ); document.write( "
Algebra.Com's Answer #137532 by Mathtut(3670)![]() ![]() ![]() You can put this solution on YOUR website! {the sum of two numbers is 72. if twice the smaller number is 3 more than the greater, find them} \n" ); document.write( ": \n" ); document.write( "let the two numbers be a and b \n" ); document.write( ": \n" ); document.write( "a+b=72........eq 1 \n" ); document.write( "2a=b+3........eq 2 \n" ); document.write( ": \n" ); document.write( "rewrite equation 1 to a=72-b and plug it into eq 2 \n" ); document.write( ": \n" ); document.write( "2(72-b)=b+3 \n" ); document.write( ": \n" ); document.write( "144-2b=b+3 \n" ); document.write( ": \n" ); document.write( "-3b=-141 \n" ); document.write( ": \n" ); document.write( " \n" ); document.write( ": \n" ); document.write( " |