October 2018 2 25 Report

rozwiąż uklady równań :

a) tu ma byc taka duza klamra takie cos na dwie linijki { x+y=0

x-y=10

b) tu tez { 8x-6y=10

7x+y=5

c) tu tez { 12p - 7r = -16

p-3r=-69

prosze pilne !! mam nja ;D


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