" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
x-3=5/+3
x=8
b)5x+2=7-3x/+3x
8x+2=7/-2
8x=5/:8
x=5/8
c)3x-3=0/+3
3x=3/:3
x=1
zad.2
a)2x+6-5>2x-7
równanie sprzeczne
b)-2x+2+5x>7x+12
3x+2>7x+12/-3x
2>4x+12/-12
-10>4x/:4
x<2,5