October 2018 1 12 Report

Zad.1

Roziwąż układy równań metodą podstawiania .

b) 8x-6y=10

7x+y=5

c)12p-7r= -16

p-3r= -69

d) 11k+17l = 45

13k + l =15

e) 8a+9b =16

a-16b =210

PLiss dam naj . ;)


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