Question

Aflati numerele prime a, b, c stiind ca a-b=4 si 3a+b-c=38


DAU COROANA

Answer 1

Răspuns:

a-b=4=>a=4+b

3a+b-c=38

3(4+b)-c=38

12+3b-c=38/-12

3b-c=26=>b=(26+c)/3

a=4+(26+c)/3

(4+(26+c)/3)+(26+c)/3-c=38=>

=>c=-50=>b=-8=>a=-4

Sper ca te-am ajutat !