Question

1722/х=3451-3448         8712/у=3*3          8*а=2756+1236

Answer 1

1722/х = 3451-3448
1722/х = 3
х = 1722 / 3
х = 574

8712/у=3х3
8712/у=9
у=8712/9
у=968

8а=2756+1236
8а=3922
а=3922/8
а=499