" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
= 2xy +10y -45a +5y -20a +5xy
= 2xy +5xy +10y +5y -45a -20a
= 7xy +15y -65a
Itu jawabannya.