" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Verified answer
Katanya " dari " jadi dibalikkan := -3ab + 4a - 7b - (-2ab - 3a - 4b)
= -3ab + 4a - 7b + 2ab + 3a + 4b
= 4a + 3a - 3ab + 2ab - 7b + 4b
= 7a - ab - 3b