September 2018 1 21 Report

Rozwiąż układy równań metodą podstawiania albo metodą przeciwnych współczynników.

1. { x-y-4

{ x+6+y+6=34

2. {x-3=3(y-3)

{x+4=2(y+4)

3. {y-1=5(x-1)

{z-1=2(y-1)

4. {x+y+2(y-1)

{y-1=5(x-1)

5. {x-3=4(y-3)

{x-3+y-3=55

6. {x=3y

{10x+y+x=88


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