1. 34*a=300-232
34a = 68
a = 2
2. 48:c=408-400
48:c=8
c=48:8
с=6
3. a*6=366-354
6a = 12
4. b*4=390-350
b*4=40
b=40/4
b=10
5. х*5=170-140
5x = 30
x = 6
1. 34*a=300-232
34a = 68
a = 2
2. 48:c=408-400
48:c=8
c=48:8
с=6
3. a*6=366-354
6a = 12
a = 2
4. b*4=390-350
b*4=40
b=40/4
b=10
5. х*5=170-140
5x = 30
x = 6