" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
= 13a - 8b + 12a + 9b
= 25a + b
A2. -
A3. (5x + 3) - (x - 1)
= 5x + 3 -x + 1
=4x +4
A4. (5z + 3) - (2z - 7)
= 5z + 3 -2z + 7
= 3z + 10