November 2018 1 13 Report

POTRZEBUJE TERAZ! KONIECZNIE!

a) {4(x+y)=7, 7x-3(x-y)=8-3(2-y)

b) {-5(3x+4y)=3(1-3x), 4(x+y-2)=0,5(8x-6)

Proszę szczegółowo! dam naj!

od Dostepe

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