rozwiążcie proosze. - 7b=7/8 -2w= - 1/2 22(-c)= -66 215x-1=80 1/2(4y+6)=3 - 3(x-2)= -9 daje naaj. xD
- 7b=7/8 -2w= - 1/2 22(-c)= -66 215x-1=80
-7b+2w=1/2c+2
b=-2w/7w
b=2/7
w=7/2
1/2(4y+6)=3 - 3(x-2)= -9
2y+3=3-2x-6=-9
2y=8/2
y=4
x=6-9=-3
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
- 7b=7/8 -2w= - 1/2 22(-c)= -66 215x-1=80
-7b+2w=1/2c+2
b=-2w/7w
b=2/7
w=7/2
1/2(4y+6)=3 - 3(x-2)= -9
2y+3=3-2x-6=-9
2y=8/2
y=4
x=6-9=-3