25%x-3(1/2-3x)-3/2/3=2,5x-(3/20)^3
Tìm X
25%x-3 (1/2-3x)-3/2/3=2,5x-(3/2)^3
( tìm x )
Tìm x biết:
a,(2x+3/5)^2-9/25=0
b,(3x-1).(-1/2x+5)=0
c, (7/5)^x+1-(1/5)^x=-4/625
d,(2/3)^x+2+(2/3)^x+1=20/27
tìm x
| 5/2 - 3x | = | -2,5x - 1,2|
help me ai nhanh có ngay 3 tk
tìm x
| 5/2 - 3x | = | -2,5x - 1,2|
help me ai nhanh có ngay 3 tk
Tìm x, biết :
a. 70 - 5. ( x - 3 ) = 45
b. 10 + 2.x = 45 : 43
c. 60 - 3 .x - 2 = 51
d. 4.x - 20 = 25 : 23
e. 2x.4 = 16
f. 3x.3 = 243
g. 64.4x = 168
h. 2x.162 = 1024
tìm x
{ 2x-.1}^3+1=28
2^.2^3 mũ 2 = [ 25] ^2
x+2x+3x+...+9x=459-3^2
{ x-1}^2+1 = 26
tính
21.7^2-11.7^2+90.7^2
{225-7^2}{225-8^2}{225-9^2}....{225-20^2}
tìm x
{ 2x-.1}^3+1=28
2^.2^3 mũ 2 = [ 25] ^2
x+2x+3x+...+9x=459-3^2
{ x-1}^2+1 = 26
tính
21.7^2-11.7^2+90.7^2
{225-7^2}{225-8^2}{225-9^2}....{225-20^2}
giúp minh vs mình đang cần gấp
Tìm x:
A, |9+6x|=2x
B,|x+6|=2x+9
C, |2x-3|=2x-3
D, |4+2x|=-4x
E, |5x|=3x-2
G, |-2,5x| =x-12
H, |5x|-3x-2=0
tìm x biết:
(3x-1) [- 1/2x+5]=0
1/4+1/3:(2x-1)=-5
[2x+3/5]2 - 9/25=0
-5(x+1/5)-1/2(x-2/3)=3/2x - 5 /6
[x+1/2]x [2/3-2x]=0
17/2-|2x-3/4|=-7/4
2/3x-1/2x =5/12
(x+1/5)2+17/25=26/25
[x.44/7+3/7].11/5-3/7=-2
3[3x-1/2]+1/9=0
