" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
1/2 (3 - a ) = 5
3/2 -1/2a = 5 ----------> x 2
3 - a = 10
-a = 10 - 3
-a = 7
a = -7