" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
= 3ab - 9 - 7ab - a ----> operasikan hanya yang sama variablenya saja..
= 3ab - 7ab - a - 9
= (3-7)ab - a - 9
= - 4ab - a - 9
Semoga membantu.... ^_^