document.write( "Question 999656: Zoe and wash have 160 Dino's. Wash has 4 times more than Zoe. How many does wash and Zoe have \n" ); document.write( "
Algebra.Com's Answer #617227 by fractalier(6550)![]() ![]() You can put this solution on YOUR website! Call their amounts, w and z. \n" ); document.write( "So \n" ); document.write( "w + z = 160 and \n" ); document.write( "w = 4z \n" ); document.write( "Now substitute for this w in the first equation \n" ); document.write( "4z + z = 160 \n" ); document.write( "5z = 160 \n" ); document.write( "z = 32 \n" ); document.write( "w = 128 \n" ); document.write( " |