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Stiind ca 2X plus 2y plus 38 =62,determinati 2x plus 2y plus 27
Stiind ca 2x + 2y +38=62,determinati @
2x + 2y + 27
Explicati va rog! Dau coroana


Răspuns :

x=10
y=12

2·10+2·12+38=62

2·10+2·12+27=51