Question

Aflati perechile de numere a si b (naturale ) astfel incat b pe 3 = a+2 pe a+4
Va rog muuult !!

Answer 1

b/3=a/2:a/4

b/3=a/2*4/a

b/3=4a/2a

b/3=2 =>b=2*3

b=6

b/3=2a

6/3=2a (inmultim in cruce)

6a=6=> a=6:6

a=1

proba

6/3=1/2:1/4

6/3=1/2*4/1

6/3=4/2

2=2