Đại số lớp 6
Các câu hỏi tương tự
Bài2:Tìm x biết
a.1/3+2/3:x=-7
b.1/3x+2/5(x-1)=0
c.(2x-3)(6-2x)=0
d.x:3/4+1/4=-2/3
e.-2/3-1/3(2x-5)=3/2
f.2 l1/2x-1/3l-3/2=1/4
g.3/4-2.l2x-2/3l=2
h.(-0,6x-1/2).3/4-(-1)=1/3
i.(3x-1)(-1/2x+5)=0
j.1/4+1/3:(2x-1)=-5
k.(2x+3/5)2-9/25=0
l.3(3x-1/2)3+1/9=0
m.-5(x+1/5)-1/2(x-2/3)=3/2x-5/6
n.3(x-1/2)-5(x+3/5)=-x+1/5
a , 2/3x,1/2=1/10
b , 5 4/7:x=13
c , (x+1/2)×(2/3-2x)=0
d , 2/3x-1/2x=5/12
e , (x×6 2/7+3/7)×2 1/5-3/7=-2
Tìm x
a.1/3x+2/5(x-1)=0
b.-2/3-1/3(2x-5)=3/2
tìm x biết
a) 2x-3/3+-3/2=5-3x/6-1/2
b)(3x-1/2) . (3-1/2x).(1+3/4:x)= 0
a. 3x - 7 2x + 5 b. |3x - 2| 7 c. 4 - |x-2| -3...
Đọc tiếp
a. 3x - 7= 2x + 5 b. |3x - 2| = 7 c. 4 - |x-2| = -3 d. |2x - 3| = x-1 e. |3x + 1| = x+3
Tim x biet
A, 5/9 + x/-1 = -1/3
B, 1/5 + 2/20 + 121/165 <x< 1/2 + 156/72 + 1/3 ( x thuoc N)
C, x + 5/3 = 1/81
D, x-1/3 + 3x-5/2 + 2x/9 + -5x+3/9 = 210/420
Tìm x:
a. 3x - 7 2x + 5 b. |3x - 2| 7 c. 4 - |x-2| -3...
Đọc tiếp
Tìm x:
a. 3x - 7= 2x + 5 b. |3x - 2| = 7 c. 4 - |x-2| = -3 d. |2x - 3| = x-1 e. |3x + 1| = x+3
Tìm x:
a,\(x^2\) - 9 = 0
b,\(\left(x-3\right)^2-25=0\)
c,\(\left(x-3\right)\left(2x-5\right)=0\)
d,\(\left(x-3\right)\cdot x-2\left(x-3\right)=0\)
e,\(3x\left(x-1\right)-5\left(1-x\right)=0\)
g,\(x^2+6x-7=0\)
h,\(2x^2+5x-7=0\)
Bài 1:tìm x thuộc Z
a)x.(x-1)=0
b)(x-3).(x+4)=0
c)(2x-4).(x+2)=0
d)(x+1)^2.(x-2)^2=0
e) x(x+1).(x+2)^2.(x+3)^3=0
f)(x-9)^5.(x-5)^8=0
g)x(x+100)^10.(x+2000)^20.(x+300)^300=0
h)(x-2)^2=0