" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
9y²-3y²+5xy-7xy+7x²-x²
=6y²-2xy+6x²
3a²b+10ab²-ab-2a²b-12ab²+4ab
3a²b-2a²b+10ab²-12ab²-ab+4ab
=a²b-2ab²+3ab