" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
b)y+2y-5+11-y = 2y - 5 +11 = 2y +6
c) 3a + 4+ a-1+a+7 = 5a +4 -1+7 = 5a + 10
d) 10-2b + 6-b+10-b+4-b= 24-4b
Chyba o to chodziło?