Rozwiąż równania :
a) 5/6x - 6+x/3 < 3/2
2(x+2)/3 - 2-3x/9> x-1
c) 1/3(x-1/2)-5x-1/2<x-2/3(x+1)
/ - kreska ułamkowa:)
Dzięki z góry !
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
A
5/6x-6+x/3<3/2 /*6
5x-36+2x < 9
7x < 9+36
7x < 45/:7
x < 6 3/7
B
2(x+2)/3-2-3x/9>x-1
2x+4/3-2-3x/9 > x-1 /*9
3(2x+4)-18-3x >9x-9
6x+12-18-3x >9x-9
3x-6 > 9x-9
3x-9x > -9+6
-6x > -3/:(-6)
x < 1/2
C
1/3(x-1/2)-5x-1/2<x-2/3<x+1
1/3x-1/6-5x-1/2 < x-2/3<x+1 ????