a) 4x : 17 = 0
b) 7x - 8 = 713
a) 4x : 17 =0
b) 7x - 8 = 713
c) 8(x - 3) = 0
a. 4x : 17 = 0
b. 7x - 8 = 713
c. 8(x - 3) = 0
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
b) 7x - 8 = 713
c) 8( x - 3 ) = 0
a) 4x:17=0
4x=0x17
4x=0
x=0:4
x=0
b)7x-8=713
7x=213+8
7x=221
x=221:7
x=221/7
c)8(x-3)=0
8x - 8x3 = 0
8x -24=0
8x=0+24
8x=24
x=24:8
x=3
Tìm x
A. 7x - 8=713
B. 4x : 17=0
7x - 8 = 713
7x = 173 + 8
7x = 181
x = 181 : 7
x = 181/7
4x : 17 = 0
4x = 0
x = 0
=.= hok tốt!!
A, 7x - 8 = 713
7x = 713 + 8
7x = 721
x = 721 : 7
x= 103
B, 4x : 17 = 0
4x = 0 . 17
4x = 0
x = 0 . 4
x = 0
Tìm x:
4x:17=0
7x-8=713
\(4x:17=0\)
\(4x=0.17\)
\(4x=0\)
\(x=4:0\)
\(x=0\)
\(4x:17=0\)
\(4x=0.17\)
\(4x=0\)
\(x=0:4\)
\(x=0\)
\(7x-8=713\)
\(7x=713+8\)
\(7x=721\)
\(x=721:7\)
\(x=103\)
Tìm x , biết :
a, 7x - 8 = 713
b, 8( x - 3 ) = 0
4x :17 = 0
a, x= 103
b, x= 3
c,x=0
Nếu thấy đúng thì k cho mk nhé!
a)7x-8=713
7x =713+8
7x =721
x =721:7
x =103
Vậy x=103
b)8(x-3)=0
x-3=0:8
x-3=0
x=0+3
x=3
Vậy x=0
4x:7=0
4x =0*7
4x =0
x =0:4
x =0
Vậy x=0
a/ 7x - 8 = 713
7x = 713 + 8
7x = 721
x = 721 : 7
x = 103
b/ 8 ( x -3 ) = 0
x - 3 = 0
x = 0+3
x = 3
4x : 17 = 0
4x = 0 x 17
4 x = 0
x = 0
a) 4x : 17 = 0
b) 7x - 8 = 713
c) 8( x - 3) = 0
d) 0 : x = 0
a. 4x : 17 = 0 <=> 4x = 0.17 = 0 => x = 0
b. 7x- 8 =713 <=> 7x = 713 + 8 = 721 => x = 721 : 7 = 103
c. 8 ( x - 3) = 0 <=> x - 3 = 0: 8 = 0 => x = 3
d. 0 : x = 0 với mọi x khác 0
c) 4x : 17 = 0
d) 7x - 8 = 713
e) 8( x - 3 ) = 0
4x : 17 = 0
4x = 0 x 17
4x = 0
x = 0 : 4
x = 0
7x - 8 = 713
7x = 713 + 8
7x = 721
x = 721 : 7
x = 103
8(x - 3 ) =`0
x - 3 = 0 : 8
x - 3 = 0
x = 0 - 3
x = ( - 3 )
tìm x
4x:17=0
7x-8=713
8(x-3)=0
4x:17=0
4x=0.17
4x=0
x=0:4
x=0
7x-8=713
7x=713+8
7x=721
x=721:7
x=103
8(x-3)=0
x-3=0:8
x-3=0
x=0+3
x=3