(2x - 8) . 2 = 24
=> 2x - 8 = 24 : 2
=> 2x - 8 = 23
=> 2x - 8 = 8
=> 2x = 8 + 8
=> 2x = 16
=> x = 16 : 2
=> x = 8
(2x - 8).2 = 24
(2x - 8).2 = 16
(2x - 8) = 16 : 2
(2x - 8) = 8
2x = 8 + 8
2x = 16
x = 8
Vậy x = 8
(2x - 8).2 = 24
(2x - 8) .2 = 16
2x - 8 = 16:2
2x - 8 = 8
2x = 8+8
2x = 16
x = 16:2
x = 8
Vậy x = 8
tk ủng hộ nha !!!
( 2x - 8 ) x 2 = 2 4
=> 2x - 8 = 24 : 2
=> 2x - 8 = 8
=> 2x = 8 + 8
=> 2x = 16
= > x = 16 : 2
= > x = 8
Vậy x = 8
(2x-8).2= 2^4
(2x-8).2=2^4
(2x-8).2=16
2x-8=16:2
2x-8=8
2x=8+8
2x=16
x=16:2
x=8
Vậy x=8