a) 4X : 17 = 0
4X= 0 x17
4X = 0
X = 0 : 4
X = 0
Vậy X = 0
b) 7X - 8 = 713
7X = 713 + 8
7X = 721
X = 721 : 7
X = 103
Vậy X = 103
c) 8 ( X - 3 ) = 0
X - 3 = 0 : 8
X - 3 = 0
X = 0 + 3
X = 3
Vậy X = 3
a. 4x : 17 = 0
=> 4x=0.17
=> 4x=0
=> x=0:4
=> x=0
b. 7x - 8 = 713
=> 7x=713+8
=> 7x = 721
=> x = 721 : 7
=> x= 103
c. 8(x - 3) = 0
=> x-3=0:8
=> x-3=0
=> x=0+3
=> x=3
a. 4x : 17= 0
4x = 0 : 17
4x = 0
x = 0 : 4
x = 0
b. 7x - 8 = 713
7x = 713 + 8
7x = 721
x = 721 : 7
x = 103
c . 8 ( x - 3 ) = 0
x - 3 = 0 : 8
x - 3 = 0
x = 0 + 3
x = 3
a,4x:17=0
4x=0.17
4x=0
x=0:4
x=0
b,7x-8=713
7x=713+8
7x=721
x=721:7
x=103
c,8(x-3)=0
(x-3)=0:8
(x-3)=0
x=0+3
x=3