Determina numerele naturale consecutive b si c,stiind ca ab+ac=145 si a=5
URGENT


Răspuns :

a(b+c)=145
b+c=29
b=14 , c=15


Fie c = b + 1

ab+ac=145
a (b+c)=145
5 (b+c)=145
b+c=29
b+b+1=29
2b=28
b=14
c=15