Question

DIFERENTA A DOUA NUMERE ESTE 7. DACA IMPARTIM SUMA NUMERELOR LA DIFERENTA LOR, OBTINEM 8 REST 5. AFLA NUMERELE. va rog este urgent!!​

Answer 1

a-b=7

a=7+b

(a+b):(a-b)=8 rest 5

(2b+7):7=8 rest 5

2b+7=56 rest 5

2b=49 rest 5

b=49+5/2

b=27

a=34

Answer 2

Răspuns:

a-b=7=>a=b+7

(a+b):(a-b)=8 rest 5=>a+b=8(a-b)+5

b+7+b=8(b+7-b)+5

2b+7=56+5

2b=61-7

b=54:2=>b=27

a=27+7=>a=34