" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
x -9
x -1
-x -9x = -10x
(x-9)(x-1) = 0
x-9= 0 x -1 = 0
x =9 x=1
CS= (1;9)