October 2018 1 18 Report

Układy Równań . NA DZISIAJ . PROSZĘ O CAŁE ROZWIĄZANIA.

1. a)

3x-2y=5

2x-y=4

b)

2x-9y=-9

-3x+3y=8

c)

2x+3y=4

8x-5y=-1

d)

x-y=0

x+y+z=4

x+2y+3z=9


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