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5 pixuri si 3 stilouri costa 51 lei iar 5 pixuri si 4 stilouri costa 63 lei cat costa 1 pix Dar un stilou dau coroana


Răspuns :

5pixuri,,,,,,,,,,,,,,,,,,3stilouri,,,,,,,,,,,,51lei

5pixuri,,,,,,,,,,,,,,,,,,4stilouri,,,,,,,,,63lei

0pix,,,,,,,,,,,,,,,,,,,,1stilou ,,,,,,,,,,,12lei

Stilou = 12 lei /buc

Pix = (51-3×12)÷5= 15÷5= 3 lei /buc

Proba ?

5×3+4×12= 15+48= 63

Sper că te-am ajutat!!!

Vezi imaginea COCO8789