October 2018 1 18 Report

Układ równań:

a) 2x-y=11 3x+2y=-62

b) 6x+y=29 -3x+7y=23

c) 7x-3y=15 5x+6y=27

d) 2x-5y=-2 3x-6y=1

e) 3x+4y=56 2x-4=13

f) 2x+7y=42 -x+4y=39


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