3/x - 5 = -4/x + 2
<=> 3/x + 4/x = 2 + 5
=> 7/x = 7
=> x = 7 : 7
=> x = 1
3/x - 5 = -4/x + 2
<=> 3/x + 4/x = 2 + 5
=> 7/x = 7
=> x = 7 : 7
=> x = 1
24.x + 75 = 15.x - 33
(3 - 2/5.x)2 =4/9
nhanh giup mik vs mik tik cho
tím x a) 12 . ( x - 4 ) + 3 . ( 2x + 5 ) = 16
b) -10 . ( 2x + 4 ) - 2 . ( 6 - 15x ) = 48
ai giup mik vs mik k cho
|2x+1|+|4x+1|+|6x+1|=5
|x+1/2|+|x+1/3|+|x+1/4|=x
Giai giup mik vs😊😊
1.tim x,biet
A) |x-1|+|x-5|=4
B) x-2=5-7
C) |x|=4-5
D) |x|+(3-4)=8+(-6)
E) 2-4-|2x+1|=5
Giup mik nha mik cho 1 like )))♡
5x + 4 - 3 . 5x +3 = 511 . 2
Giup mk vs nhe, giai dum luon nha
a, 2x+4-5x=-11
b,Ix-(-5)=8
c,(x+2)^2=25
2(x-12)+13=x+(-14)
giup mik vs
ai dung mik tick cho:)
Tim cac so nguyen x,y biet : (x+3)x ( y-5)= 25
Giup mik vs, chieu nay mik nop bai r
a) 4.5x+2 - 5x+1 = 475
b) 4x+3 - 14 . 4x = 200
c) x47y chia het cho 2;3 va chia 5 du 2
d) 4x7y chi het cho 2;3;5;9
giup mik vs mik dang can gap, toan lop 6 nha
tim x
2x -5 chia het x-4
giup mik nha