" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
9-x=16+x-7-2x
-x-x+2x=16-7-9
0=0
3x-2x+(5+x)=3(1-x)
x+5+x=3-3x
x+x+3x=3-5
5x=-2/5
x=-2piąte
3x+4=12(2+0,25x)
3x+4=24+3x
3x-3x=24-4
0=20