Răspuns :
x - y = 10108
x : y = 4 rest 7 ⇒ x = 4y+7
4y+7-y=10108
3y=10108-7
3y= 10101
y = 10101:3
y= 3367.
x= 3367·4+7
x= 13468+7
x= 13475
x : y = 4 rest 7 ⇒ x = 4y+7
4y+7-y=10108
3y=10108-7
3y= 10101
y = 10101:3
y= 3367.
x= 3367·4+7
x= 13468+7
x= 13475
[tex]a-b=10108 \\ a:b=4 \ rest \ 7 => a=4b+7 \\ \\ 4b+7-b =10108 \\ 3b=10108-7 \\ 3b=10101 \\ \\ \boxed{b=3367} \\ \\ a=4*3367+7 = 13 468 +7 \\ \\ \boxed{a=13475}[/tex]