1. 252 : x = 14
х = 252 : 14
х = 18
2. u : 73 = 26
u = 73 × 26
u = 1898
3. 513 = 9 × t
t = 513 : 9
t = 57
4. 27 × v = 972
v = 972 : 27
v = 36
5. 803 - y = 218
y = 803 - 218
y = 585
6. 86 = a + 86
a = 86 - 86
a = 0
7. k × 8 = 2416
k = 2416 : 8
k = 302
8. 418 = x + 128
x = 418 - 128
x = 290
9. 0 = p : 15
p = 15 × 0
p = 0