Azizakhon Turakhujaeva dan repost
785x3678y
Devisible by 72 -> 2^3•3^2
-> y=4
7+8+5+x+3+6+7+8+y=44+x+y
44+x+4=48+x devisible by 9
x=6
7x-5y=42-20=22
Devisible by 72 -> 2^3•3^2
-> y=4
7+8+5+x+3+6+7+8+y=44+x+y
44+x+4=48+x devisible by 9
x=6
7x-5y=42-20=22