x+10=1000+120
x+10=1120
x=1120-10
x=1110
x + 10 = 1000 + 120
x + 10 =1120
x = 1120 +10
x = 1130
=> x = 1130
x + 10 = 1000 + 120
x + 10 = 1120
x = 1120 - 10
x = 1110
ta có x+10=1000+120 => x+10=1120 => x=1120-10 =>x=1110
vậy x=1110
x+10=1000+120
x+10=1120
x=1120-10
x=1110
k cko lĩnh nhé trang
x + 10 = 1000 + 20
x + 10 = 1020
x = 1020 - 10
x = 1010
x + 10 = 1000 + 120
x + 10 = 1120
x = 1120 - 10
x = 1110
vậy x = 1110
\(x+10=1000+120\)
\(x+10=1120\)
\(x=1120-10\)
\(x=1110\)
x + 10 = 1120 x = 1120 -10 x = 1110 k cho minh nhe minh trang
X+10=1000+120
x+10=1120
x=1120-10
x=1110