x-7x+12x+x=-21+9+5
7x=35/:7
x=5
0=-x-21+7x-12x+9-x+5
0= x-x+7x-12x+5-21
0= -16-5x
5x=-16
x=-16/5
x=-3 i 1/5
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
x-7x+12x+x=-21+9+5
7x=35/:7
x=5
0=-x-21+7x-12x+9-x+5
0= x-x+7x-12x+5-21
0= -16-5x
5x=-16
x=-16/5
x=-3 i 1/5