x + 630 = 2170
x = 2170 - 630
x = 1540
x + 630 = 205 + 965 + 1000
x + 630 = 1170 + 1000
x + 630 = 2170
x = 2170 - 630
x = 1540
x + 630 = 205 + 965 + 1000
x + 630 = 2170
x = 2170 - 630
x = 1540
k mk nha Trang
x + 630 = 205 + 965 + 1 000
x + 630 = 2 170
x = 2 170 - 630
x = 1 540
x + 630 = 205 + 965 + 1000
x = 205 + 965 + 1000 - 630
x = 1540
x + 630 = 2170
x = 2170 - 630
x = 1540
x+630=1170+1000
x+630=2170
x=2170-630
x=1540
x + 630 = 205 + 965 + 1 000
x + 630 = 1 170 + 1 000
x + 630 = 2 170
x = 2 170 - 630
x= 1 540