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Gasiti numerele xsiy astfel incat :346-x:4=128;3•x+424:2=578

Răspuns :

346-x:4=128
x:4=346-128
x:4=218
x=218x4
x=872

3x+424:2=578
3x+212=578
3x=578-212
3x=366
x=366:3
x=122