1)x+275=524
x=524-275
x=249
2)b*7=938
b=938:7
b=134
3)k-594=287
k=287+594
k=881
4)c:5=163
c=163*5
c=815
5)6y=936
y=936:6
y=156
6)8m=464
m=464:8
m=58
7)3*a=813
a=813:3
a=271
8)395:y=5
y=395:5
y=79
1) 73: 8 = 9 (ост.1)
9*8 = 72
72 +1 = 73
2) 59 : 8 = 7 ( ост. 3)
8*7 = 56
56 + 3 = 59