" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
4ab + 7a - 3b
7a (1+b) - 3b (1+a)
= 7a + 7ab -3b - 3ab
= 7a + 7ab - 3ab -3b
= 7a + 4ab -3b