September 2018 1 15 Report

1. rozwiąż podane układyrównań dowolną metodą

a) { y+2-(3-x)=0

x-2=5-(2-y)

b) { 3(x-y)+4x=8

3(x-5y)=5-9y

c) { 3(2x-1)+4(y-2)=9

2(5x-1)+3y=5(3x+y)+2

d) { 2(x+y)-3(x-2y)=-7x-2

5(x+1)-2(3-y)= -4(x+y)

e) { 4(x+2)-3(y-1)=x+y-3

3(x-4)-2(y-2)=4(x-y)+4


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