document.write( "Question 175293: Carol weighs three times as much as Sue. Together they weigh 160 pounds. Find the weight of each girl. \n" ); document.write( "
Algebra.Com's Answer #130400 by Mathtut(3670)![]() ![]() ![]() You can put this solution on YOUR website! let c be the weight of carol and s be the weight of sue \n" ); document.write( ": \n" ); document.write( "c=3s......eq 1 \n" ); document.write( "c+s=160...eq 2 \n" ); document.write( ": \n" ); document.write( "take c's value of 3s from eq 1 and plug it into eq 2 \n" ); document.write( ": \n" ); document.write( "3s+s=160 \n" ); document.write( ": \n" ); document.write( "4s=160 \n" ); document.write( ": \n" ); document.write( " \n" ); document.write( ": \n" ); document.write( " |