( x - 4 ) x 8 = 6400
=> x - 4 = 6400 : 8 = 800
=> x = 800 + 4 = 804
\(\left(x-4\right)\cdot8=6400\)
\(\Rightarrow x-4=6400:8=800\)
\(\Rightarrow x=800+4=804\)
\(\Rightarrow x=804\)
( x - 4 ) x 8 = 6400
=> x-4 = 6400:8
=> x-4 = 800
x= 800 +4
x= 804
( x - 4 ) x 8 = 6400
=> x = 6400 : 8
=> x = 800
=> x = 800 + 4
=> x = 804
Vậy ( 804 - 4 ) x 8 = 6400
( x - 4 ) x 8 = 6400
x - 4 = 6400 : 8
x - 4 = 800
x = 800 + 4
x = 804
( x - 4 ) x 8 = 6400
=> x - 4 = 6400 : 8
=> x -4 = 800
=> x = 800 + 4
=> x = 804
( x - 4 ) * 8 = 6400
( x - 4 ) = 6400 : 8
( x -4 ) = 800
x =800+4
x =804
( x - 4 ) x 8 = 6400
x - 4 = 6400 : 8
x - 4 = 800
x = 800 + 4
x = 804
( x - 4 ) x 8 = 6400
x - 4 = 6400 : 8
x - 4 = 800
x = 800 + 4
x = 804
( x - 4 ) x 8 = 6400
( x - 4 ) = 6400 : 8
x - 4 = 800
x = 800 + 4
x = 804
Vậy x = 804
( x - 4 ) x 8 = 6400
( x - 4 ) = 6400 : 8
x - 4 = 800
x = 800 + 4
x = 804
Vậy x = 804
( x - 4 ) x 8 = 6400
=> x = 6400 : 8
=> x = 800
=> x = 800 + 4
=> x = 804
Vậy ( 804 - 4 ) x 8 = 6400
( x - 4 ) x 8 = 6400
=> x = 6400 : 8
=> x = 800
=> x = 800 + 4
=> x = 804
Vậy ( 804 - 4 ) x 8 = 6400
( x - 4 ) x 8 = 6400
=> x = 6400 : 8
=> x = 800
=> x = 800 + 4
=> x = 804
Vậy ( 804 - 4 ) x 8 = 6400