September 2018 2 47 Report

Rozwiąz ukladem rownan te przyklady a ulamek to np a/b:

a) {x/2+2y/3=4
{x/2-y/3=1
b) {2(x-1)+(y-3)=2
{2(x+1)-(y+3)=4

Jeżeli jest { pod soba w np a to jest jeden ulkad


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