" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
4x=30-1-5
4x=24/4
x=6
b)5x-2(x+4)=10
5x-2x-8=10
3x=10+8
3x=18/3
x=6
c)-4+4(2-5x)=-9
-4+8-20x=-9
-20x=-9+4-8
-20x=-13/20
>x= - 13 dwodziestych