a. 2x-35=15
2x=15+35
2x=50
x=50:2
x=25
b.3x+17=2
3x=2-17
3x=-15
x=-15:3
x=-5
c.|x-1|=0
=> x-1=0
=> x=1
kmk nhé bn
a.2x=35+15
2x=40
x=40:2
x=20
b.3x+17=2
3x=2-17
3x=-15
x=-15:3
x=-5
c.giá trị tuyệt đối x-1=0
vậy x-1=0
vậy x=1
a, 2x - 35 = 15
2x = 15 + 35
2x = 50
x = 50 : 2
x = 25
b, 3x + 17 = 2
3x = 2 - 17
3x = - 15
x = ( - 15 ) : 3
x = - 5
c, | x - 1 | = 0
=> x - 1 = 0
=> x = 1
a) 2x-35=15
2x =15+35
2x = 50
x =50:2
x = 25
b)3x+17=2
3x =2-17
3x = -15
x = -15:3
x = -5
c)x=1
a) 2x - 35 = 15
2x = 15+35
2x = 50
x = 50:2
x = 25
b) 3x + 17 = 2
3x = 2 - 17
3x = -15
x = -15:3
x= -5
c) Gía trị tuyệt đối x - 1 bẳng 0
=> | x - 1 | = 0
=> x - 1 = 0
x = 0 + 1
x = 1