Question

Gasiti toate numerele de 2 cifre de forma ab care verifica
egalitatea :

ab+4ba=32(a+b)

Answer 1

ab (cu bara deasupra)=10a+b
4×ba (cu bara deasupra)=40b +4a
32(a+b)=32a+32b
14a+41b=32a+32b
9b=18a
b=2a
=> ab cu bara deasupra = 12;24;36;48;