x + 256 = 300
x = 300 -256
x = 44
x + 752 = 800
x = 800 - 752
x = 48
x - 800 = 100
x = 100 + 800
x = 900.
x + 256 = 300
x = 300 - 256
x = 44
x + 752 = 800
x = 800 - 752
x = 48
x - 800 = 100
x = 100 + 800
x = 900
1) x + 256 = 300
x = 300 - 256
x = 44
2) x + 752 = 800
x = 800 - 752
x =48
3) x - 800 = 100
x = 800 + 100
x = 900
x=300-256
x=44
x=800-752
x=48
x=100+800
x=900
x + 256 = 300
x = 300 - 256
x = 45
x + 752 = 800
x = 800 - 752
x = 48
x - 800 = 100
x = 100 + 800
x = 900
k mình
k lại
x+256=300
x=300-256
x=44
x+752=800
x=800-752
x=48
x-800=100
x=100+800
x=900
x+256=300
x=300-256
x=46
x+752=800
x=800-752
x=48
x-800=100
x=100+800
x=900
x+256=300
x=300-256
x=44
Vay x=14
x+752=800
x=800-752
x=48
Vay x=48
x-800=100
x=100+800
x=900
Vay x=900
ban cho mik nha!
x + 256 = 300
x= 300 - 256
x = 44
x + 752 = 800
x = 800 - 752
x = 48
x - 800 = 100
x= 100 + 800
x= 900
x + 256 = 300
x = 300 - 256
x = 44
x + 752 = 800
x = 800 - 752
x = 48
x - 800 = 100
x = 100 + 800
x = 900
x+256=300
x=300-256
x=44
x+752=800
x=800-752
x=48
x-800=100
x=100+800
x=900