Các câu hỏi tương tự
tìm xa) 7x - 5 16b) 156 -2x 82c) 10x + 65 125d) 8x + 2x 25.2e) 15 + 5x 40f) 5x + 2x 6 -5g) 5x + x 150 : 2 + 3h) 6x + 3x 5 : 5 + 3i) 5x + 3x 3 : 3 . 4 + 12j) 4x + 2x 68 - 2 :2k) 5x + x 39 - 3 : 3l) 7x - x 5 : 5 + 3.2 - 7m) 7x -2 x 6 : 6 + 44 : 11n) 0 : x 0 o) 3x 9p) 4x 64q) 2x 16r) 9x - 1 9s) x4 16t) 2x : 2 1ai nhanh mk tick cho !!!!!!!
Đọc tiếp
tìm x
a) 7x - 5 = 16
b) 156 -2x = 82
c) 10x + 65 = 125
d) 8x + 2x = 25.2
e) 15 + 5x = 40
f) 5x + 2x = 6 -5
g) 5x + x = 150 : 2 + 3
h) 6x + 3x = 5 : 5 + 3
i) 5x + 3x = 3 : 3 . 4 + 12
j) 4x + 2x = 68 - 2 :2
k) 5x + x = 39 - 3 : 3
l) 7x - x = 5 : 5 + 3.2 - 7
m) 7x -2 x = 6 : 6 + 44 : 11
n) 0 : x = 0
o) 3x = 9
p) 4x = 64
q) 2x = 16
r) 9x - 1 = 9
s) x4 = 16
t) 2x : 2 = 1
ai nhanh mk tick cho !!!!!!!
Bài 1 : Tìm x,yez
1, 3 - | 2x + 1 | = ( - 5 )
2, 12 + | 3 - x | = 9
3 , | x + 9 | = 12 + ( - 9 ) + 2
4 , 5x - 16 = 40 + x
5 , 5x - 7 = - 21 - 2x
6, ( 2x - 1 ) ( y - 2 ) = 12
nhờ cấc a/c giúp e vs ạk e đang cần gấp
6, ( 2x + 1 ) ( y - 2 ) = 12
a) 16+|2x+5|-|x-1|=5x+9
b) 105+|3x-7|+|5x-2=405
c) 302-|x+4|-|3x-7|=9
d) 415+|4-x|+|8x-2|=515
Tìm x, biết:
a) 3.| 9 - 2x| - 17= 16
b) 3 - 4. |5 - 6x| =7
c) |9 - 7x|= 5x - 3
d) 8x - |4x + 1| = x + 2
e)|2x - 3| - ( 2x - 3) = 0
g)| 4- x| + ( 4 - x ) =0
A) 78-2x=42
B)6x+39=75
C) 2^3.x+ 2.x=25.2^2
D) 21+7x = 56
E) 5x +2x = 6^2-5^0
F)15x + 3x = 450 : 2+9
G) 6x+x=5^11: 5^9+3^1
H) 5x + 3x=3^11: 3^8.4+12
i) 2^3.x + 2^2.x =136-2^20 : 2^16
j) 7x -x= 5^21: 5^19+3.2^2
k) 7x - 2x= 6^17: 6^15 + 44 :11
l) 0: x =0 m) 3^x=27 n) 4^x= 64
o) 2^x = 32 p) 9^x-1=81 q) x^4=16
r) 3^x :3^
p) 9^x-1=81
q) x^4=165=1
Tìm số nguyên x
a)(2x+5)÷(2x+1)
b)(3x+5)÷(x+1)
c)(3x+8)÷(x-1)
d)(5x+12)÷(x-2)
e)(7x-12)÷(x+16)
Tìm x, biết
a.(2x-1)5 = 2x - 1
b.25x×43= 169
c. 3x+1 +4×3x=7×36
5x + 2x =62 - 50
5x + x = 150 : 2+ 3
6x + x = 511 : 59 - 31
5x + 3x = 36 ; 33 .4 +12
4x + 2x = 68 - 219 : 2 16
5x + x = 39 - 311 : 39
7x - x = 521 : 519 + 3. 22 - 70
7x - 2x = 617 : 615 + 44 : 11
Tìm số nguyên x thỏa mãn a)(2x+5)÷(2x+1) b)(3x+5)÷(x+1) c)(3x+8)÷(x-1) d)(5x+12)÷(x-2) e)(7x-12)÷(x+16)