tìm x
84: x -6 = 15
93+7 : x = 112
98 - ( x + 23 )= 37
( x+ 200 ) : 4 = 460 +85 *4
bạn nào làm nhanh mk tick
Bài 3 : Tìm x, biết :
a, ( x - 140 ) : 35 = 270
b, ( x + 200 ) : 4 = 460 + 85 x 4
c, 7,2 : 2,4 x x = 4,5
d, 2448 : [ 119 - ( x - 6) ] = 24
e, 156 - ( x + 61 ) = 82
g, ( 5376 - x ) 3877 = 904
h, x - 4867 = ( 175 x 2 + 50 x 70) : 25 + 23
Ai nhanh và đúng mk tick cho 3 tick
a)(x-140):35=270
(x-140)=270:35=54/7
x=54/7+140=1034/7
Tìm x
x-15/95 + x-17/93 + x-23/87 +x-37/73 =4
Làm hộ mình vs các bạn
\(x-\frac{15}{95}+x-\frac{17}{93}+x-\frac{23}{87}+x-\frac{37}{73}=4\)
\(\Rightarrow x+x+x+x-\frac{15}{95}-\frac{17}{93}-\frac{23}{87}-\frac{37}{73}=4\)
\(\Rightarrow4x-\)\(\left(\frac{15}{95}+\frac{17}{93}+\frac{23}{87}+\frac{37}{73}\right)=4\)
Tự làm nốt nhé bạn !
~Study well~
#ARMY + BLINK#
Tìm x biết
x-15/95 + x-17/93 + x-23/87 + x-37/73 = 4
Làm hộ mình vs các bạn
link này nek bn
https://olm.vn/hoi-dap/detail/221755736772.html
\(\frac{x-15}{95}+\frac{x-17}{93}+\frac{x-23}{87}+\frac{x-37}{73}=4\)
\(\Leftrightarrow\frac{x-15}{95}+\frac{x-17}{93}+\frac{x-23}{87}+\frac{x-37}{73}-4=0\)
\(\Leftrightarrow\left(\frac{x-15}{95}-1\right)+\left(\frac{x-17}{93}-1\right)+\left(\frac{x-23}{87}-1\right)+\left(\frac{x-37}{73}-1\right)=0\)
\(\Leftrightarrow\frac{x-15-95}{95}+\frac{x-17-93}{93}+\frac{x-23-87}{87}+\frac{x-37-73}{73}=0\)
\(\Leftrightarrow\frac{x-110}{95}+\frac{x-110}{93}+\frac{x-110}{87}+\frac{x-110}{73}=0\)
\(\Leftrightarrow\left(x-110\right)\left(\frac{1}{95}+\frac{1}{93}+\frac{1}{87}+\frac{1}{73}\right)=0\)
\(\Leftrightarrow x-110=0\)
\(\Leftrightarrow x=110\)
Tìm x:a,460+85×4=(x-200)×4
b,3737:(154-x)=37
a.460+340=(x-200)x4
800=(x-200)x4
800:4=x-200
200=x-200
x=200+200
x=400
b.x=53
3. tim x
a)460 + 84 x 4=x+200/4
b)(x +1) + (x + 2) + (x +3) + (x + 4) + .............. + (x + 37)=999
5.(x+35)=515
(x+40):15=75.12
(x+200):4=460+85:4
x-4300-(5250:1050.250)=4250
x-6-(48-24.2:6-3)=100
20-(7.x-3)+4):3
(6.x-39):3
5(x+35) = 515
=> x + 35 = 103
=> x = 103 - 35
=> x = 68
vậy_
\(5.\left(x+35\right)=515\)
\(\Rightarrow x+35=515:5\)
\(\Rightarrow x+35=103\)
\(\Rightarrow x=103-35\)
\(\Rightarrow x=68\)
Mấy câu còn lại tương tự nhé !
Tìm X:
460 + 85 x 4 = (x + 200) x 4
460 + 85 x 4 = ( x + 200 ) x 4
460 + 340 = ( x + 200 ) x 4
800 = ( x + 200 ) x 4
800 = x + ( 200 x 4 )
800 = x + 800
x = 800 - 800
x = 0
\(460+85.4=\left(x+200\right).4\)
\(460+340=\left(x+200\right).4\)
\(800=\left(x+200\right).4\)
\(x+200=3200\)
\(x=3200-200\)
\(x=3000\)
\(\Rightarrow\)\(x=3000\)
a) 460 + 85 . 4 = ( x + 200 ) : 4
x = ?
b) x : 15 + 42 = 15 + 25 . 8
x = ?
c) x - 32 : 16 = 48
x = ?
d) x - 6 : 2 - ( 48 - 24 . 2 : 6 - 3 ) = 0
x = ?
a) 460 + 85.4 = ( x + 200 ) : 4
=> x = 3000
b) => x = 2595
c) => x = 50
d) => x = 40
a)460 +85 . 4 = (x+200) :4 b)x:15+42=15+25.8
suy ra : 460+340=(x+200):4 suy ra: x:15+42=15+200
suy ra: 800= (x+200):4 suy ra : x:15+42=215
suy ra : 800.4=x+200 suy ra: x:15=215-42
suy ra : 3200=x+200 suy ra : x:15=173
suy ra: x= 3200-200 suy ra : x=173.15
suy ra : x=3000 vậy x =3000 suy ra: x=2595 vậy x = 2595
c) x-32:16=48 d)x-6:2-(48-24.2:6-3)=0
suy ra :x-2=48 suy ra : x-6:2-(48-48:6-3)=0
suy ra :x=48+2 suy ra : x-6:2-(48-8-3)=0
suy ra : x=50 suy ra : x-6:2-(40-3)=0
vậy x=50 suy ra : x-6:2 - 37=0
suy ra : x-3-37=0
suy ra : x-3=0+37
suy ra : x-3=37
suy ra : x=37+3
suy ra :x=40 vậy x= 40
Tìm x :
- ( x + 84 ) + 2013 = - 16
25 - ( 11 + x ) = x - ( 34 - 8 )
4 - ( x + 7 ) = 4 - ( 13 - x)
Mk đang gấp, ai làm nhanh, rõ ràng, mk tick