Zapisz w jak najprostszej postaci.
a)(x-2)-(2-x)
b) (a+b)+(2a-b)-(a-2b)
c) (3x-y+1)-(x+y)+(y-x)
d) -(2a/2 -3ab)-(2b-3a/2)+(-ab-b)
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
a) x-2-2+x=2x-4
b)a+b+2a-b-a+2b=2a+2b
c)3x-y+1-x-y+y-x=x-y+1
d) -2a/2+3ab-2b+3a/2-ab-b=a/2+2ab-3b