September 2018 1 12 Report

1.Rozwiąż układy równań metodą podstawiania

a)[2x+3y=14

[3x-2y=8

b)[½x-2y=8

[2x+5y=6

c)[½x-¾y=0

[⅔x+1¼y=9

d)[3x+4y=1⅔

[6x+3y=1¼

e)[5x=4-2y

[ 4x+y=3

f)[6x-3y=9

[x+5y= -9,5

Proszę chociaz o niektóre tylko ;D


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