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x-ilość jabłek w 1. skrzynce
y- -||- 2. skrzynce
x=y+12
x+y=110
x=y+12
y+12+y=110/-12
x=y+12
2y=98/:2
x=y+12
y=49
x=49+12
y=49
x=61
y=49
spr: 61=49+12
61=61
61+49=110
110=110
Zad 5
x-ilość flamastrów Zosi
y-ilość falmastrów Ali
x+8=y
x+y=64
y=x+8
x+x+8=64/-8
y=x+8
2x=56/:2
y=x+8
x=28
y=28+8
x=28
y=36
x=28
spr. 28+8=36
36=36
28+36=64
64=64
1 skrzynka- 12+x
2 skrzynka-x
razem-110
12+x+x=110
2x=98/:2
x=49
1 skrz.-61
2 skrz.-49
zad 5
zosia- 8-x
ala-x
razem-64
x+8-x=64
2x=72
x=36
zosia-28
ala-36