October 2018 2 20 Report

To jest rozwiązywanie układów równań - utrwalenie wiadomości :) please pomurzcie daje naj od razu :D

A) {2x - y = 11

{ 3x+ 2y =62

B) { 6 x+ y = 29

{ - 3x + 7y = 23

C) { 7x - 3y = 15

{ 5x + 6y = 27

D) { 2x - 5y = - 2

{ 3x - 6y = - 1

E) { 3x + 4y = 56

{ 2x - y = 19

F) { 2x + 7y = 42

{ - x + 4y = 39


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