September 2018 2 12 Report

Rozwiąż układy metodą podstawiania:
(x+2y=-2 (3x-2y=5
(2x-y=1 ( 2x-y=4

(x+4y=-2 (2x+9y= -9
(3x-8y=10 (-3x+3y=8

(x-2y=3 (2x+3y=4
(-2x+y=0 (8x-5y=-1

(2x+y=9
(5x-4y=3


Proszę o pomoc ! z gory dzięki ;))!


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