document.write( "Question 647517: kaari is taller than elane the difference between the height is 20 cn . kaari's height times 8 is equal to 9 times elane's height. What are their heights \n" ); document.write( "
Algebra.Com's Answer #406267 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! kaari is taller than elane the difference between the height is 20 cn . kaari's height times 8 is equal to 9 times elane's height. What are their heights \n" ); document.write( "---- \n" ); document.write( "Equations: \n" ); document.write( "k - e = 20 cm \n" ); document.write( "8k = 9e \n" ); document.write( "---- \n" ); document.write( "Substitute for \"k\" and solve for \"e\": \n" ); document.write( "k = 20+e \n" ); document.write( "--- \n" ); document.write( "8(20+e) = 9e \n" ); document.write( "160 + 8e = 9e \n" ); document.write( "e = 160 cm (Elane's height) \n" ); document.write( "----- \n" ); document.write( "Solve for \"k\": \n" ); document.write( "k = 20 + e \n" ); document.write( "k = 180 cm (Kaari's height) \n" ); document.write( "================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "============== \n" ); document.write( " |