rozwiaz rownanie
4x-9=x+12
4x-x=12+9
3x=21 /:3
x=7
4x=x+21
3x=21
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
4x-x=12+9
3x=21 /:3
x=7
4x=x+21
3x=21
x=7