October 2018 1 17 Report

Rozwiąż układy równań dowolną metodą:

d) 4(x-2)-y = 1

2x - 4y = 8

e) a/3 + b/5 = 7

a/4 - b/5 = 0

f) k/3 + l/4 = 1

k/4 + l/8 = 1

g) 4p/9 - 5r = 1 i 5/6

2p/3 + 2r/3 = -0,1

h) 5x - 5y = 2,5

7y + 3x = 14,5


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