a) x - 36 : 8 = 12
x - 2 = 12
x = 12 + 2
x = 14
vukieulinhdan
a) x - 36 : 8 = 12
x - 2 = 12
x = 12 + 2
x = 14
b)(x-36):18=12
(x-36)=12×18
x-36=216
x=216+36
x=252
a>x-36:18=12 b>[x-36]:18=12
x- 2 =12 x-36 =12x18
x =12+2 x-36 = 216
x = 14 x = 216 +36=252
x—36:8=12
x—2=12
x=12+2
x=14