Question

a+b=65 a÷b=8 rest 2 a,b=?

Answer 1

daca a:b=8 rest 2 => a=8b +2
Inlocuim in a+b=65
=>8b+2+b=65
9b+2=65/-2
9b=63/:9
b=7=>a=7*8+2=58

Answer 2

a+b= 65
a : b = 8 resr 2 
D= C x I + r
a=8b + 2
8b + 2 + b =65 /-2
9b = 63 / : 9
b = 7
a = 8 x 7 + 2
a= 58