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x+1 - cebuli
2 - buraki
1/2 (x+1) =1/2 x+1/2 piertuszka
x+x+1+2+1/2 x+1/2 =11
2 1/2 x+ 3 1/2 =11
5/2 x=22/2 -7/2
x=15/2 *2/5
x=3 kg marchwi zebral
pietruszka - x
cebula- 2x
marchew- 2x- 1kg
11kg= 2kg+x+2x+2x-1kg
10kg=5x
x=2kg
Marchew: 2*2kg-1kg=3kg