a ) x + 16 = 20
x = 20 - 16
x = 4
b ) x + 96 = 180
x = 180 - 96
x = 84
a) x+16=20
x= 20-16
x=4
b)x+96=180
x=180-96
x=84
a . x = 20 - 16 = 4
b . x = 180 - 96 = 84
a, x + 16 = 20
x = 20 - 16
x = 4
b, x + 96 = 180
x = 180 - 96
x = 84
ai nhanh sẽ biết
a) x + 16 = 20
x = 20 - 16
x = 4
b) x + 96 = 180
x = 180 - 96
x = 84
a,x+16=20
x=20-6
x=14
b,x+96=180
x=180-96
x=84
a) x + 16 = 20
x = 20 - 16
x = 4
b) x + 96 = 180
x = 180 - 96
x = 84
a.x+16=20
x=20-16
x=4
b. x+96=180
x=180-96
x=84
a, x + 16 = 20
x = 20 - 16
x =4