a) -x+18-4x-64-16=-x-4x+18-64-16=-5x-62
b) x+36+4+2x+24=x+2x+36+4+24=3x+64
c) x-23+13+2x-17+57=x+2x-23+13-17+57=3x+29
Tick nha
a) -x + 18 - 4x - 64 - 16
= (-x - 4x) + (18 - 64 - 16)
= -5x - 62
tìm x
17x – ( -16x – 37) = 2x +
-2x –3. (x – 17) = 34 – 2(-x + 25
17x + 3. ( -16x – 37) = 2x + 43 - 4x
103 -57: [-2. (2x – 1)2 – (-9)0] = -106
3x – 32 > -5x + 1
15 + 4x < 2x – 145
-3. (2x + 5) -16 < -4. (3 – 2x)
-2x + 15 < 3x – 7 < 19 – x
x + (x+1) + (x+2) + (x+3) + .... + 13 + 14 = 14
25 + 24 + 23 +...+ x + (x - 2) + (x – 3) = 25
B3:Tìm x
a (x-12)+48=96
b56-(17+x)=24
c 5x+57=112
d 87-2x=65
e (x-46):32=2
g 120-3(x+1)=102
18- 4x = -20-6x
h)-15 x 24 = - 7x +32
i) 15x- 3(4x - 6) = - 12+ 36
k) -10 x - 27 = - 7x +33
m) -17 x - 24 = - 9x - 40
n) -23 x 25 = - 18x +75
p) - 5x+ 7( 2x-3) = 4( x - 4)
q)24- 6(3x + 1) = -5( 4x- 4 ) - 8
r) 18-4. (6-2x) = -3.(4x +5 ) - 11
Jup mik pls
60+x-34=43
X x 23 -6 x 23 + X x 69=230
(15x24-x):0,25=100 : 0,25
(7 x X + 8):5=10
280 : (7+3x X)=4
(X+5)x19:13=57
4x (36-4xX)=64
(7,6:1,9)x X =3,2
(X : 2 + 50) : 5= 12
X x 23 - 6 x 23 + X x 69=230💔💔 cứu với hic
60+x-34=43
X x 23 -6 x 23 + X x 69=230
(15x24-x):0,25=100 : 0,25
(7 x X + 8):5=10
280 : (7+3x X)=4
(X+5)x19:13=57
4x (36-4xX)=64
(7,6:1,9)x X =3,2
(X : 2 + 50) : 5= 12
X x 23 - 6 x 23 + X x 69=230 💔💔💔💔💔💔💔💔💔 huhu
[(10-x).2+51]:3-2=3 (X-12)-15=20-(17+x) 720-[41-(2x-5)]=2( mũ 3). 5 | (2x là 2 nhân x,chấm là dấu nhân X-{57-[42+(-23-x)]}=13-{47+[25-(32-x)]}
Bài 1:
a)-2x-3.( x-17 )= 34-2.( -x+25 )
b)17x+3.( -16x-37 )= 2x+43-4x
c){-3x+2. [ 45-x-3 ( 3x+7 ) -2x]+4x} = 55
g)-103-57: [ 5.( 2x-1 )2-( -9 )0 ]
Bài 2:
a)-5.( -x+7 )-3.( -x-5 )=-4.( 12-x )+48
b)7.( -x-7 )-4.( -2x-11 )=7.( 4x+10 )+9
c)-2.( 15-3x )-4.( -7x+8 )=-5-9.( -2x+1 )
d)5.( -3x-7 )-4.( -2x-11 )=7.( 4x+10 )+9
e)4( x-2 )2-13=( -3 )2.2-11.( -3 )
f)-52-( 2x-1 )3=( -13 ).( -3 )
a) x – 36 : 18 = 12 – 15
b) 92 – (17 + x) = 72
c) 720 : [41 – (2x + 5)] = 40
d) (x + 2)3 - 23 = 41
1) 10 -3 ( x -1 ) = -5
2) 3x + 75 = -15
3) 4x - 15 = -75 - x
4) 12 - ( x - 7 ) = -8
5) x + 75 = 15
6) x - 18 = 3x + 4
7) 2x + 18 = 10
8) 26 - 3x = 5
9) x - 12 = -15
10) 24 - 2 ( x + 5 ) = 38
11) 25 - 5 ( 3 - x ) = 15
12) x + ( -17 ) = -14
13) -5x - 13 = 47
14) 2x + 36 = -18
15) 9 . ( x + 7 ) - 12 = 24
Ai giải dùm mình nhanh nhất, đúng mình tick cho nha
