a, 460 + 85 . 4 = ( x + 200 ) : 4
460 + 340 = ( x + 200 ) : 4
( x + 200 ) : 4 = 800
x + 200 = 800 . 4 = 3200
x = 3200 - 200
x = 3000
a, 460 + 85 . 4 = ( x + 200 ) : 4
460 + 340 = ( x + 200 ) : 4
( x + 200 ) : 4 = 800
x + 200 = 800 . 4 = 3200
x = 3200 - 200
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) x-280;35=5.54
b) (x-280);35=56;5
c)x;15+42=13+25.8
d) (x-128+20);192=0
e) 460+85.4=(x+200).4
g) x+5.2-(32+16.3;16-15)=0
h) 2448;[119-(x-6)]=24
i) 20-[7.(x-3)+4]=2
k) x;[(1800+600);30]=560;(315-35)
l) [(1250-25);15];x=(450-60);130
Ai giải nhanh nhất mình tick cho
Tìm x, biết:
a) x + 99:3 = 55
b) (x - 25): 15=20
c) (3.x - 15).7 = 42
d) (8x - 16)(x-5)=0
e) x.(x+1)=2+4+6+8+10+...+2500
( x - 280 ) : 35 = 56 . 5
( x - 128 + 20 ) : 192 = 0
460 + 85 . 4 = ( x + 200 ) . 4
x + 5 . 2 - ( 32 + 16 . 3 : 16 - 15 ) = 0
Tìm x biết:
a) x - 280 : 35 = 5.54
b) (x - 280) : 35 = 56 : 5
c) x : 15 + 42 = 13 + 25.8
d) (x - 128 + 20) : 192 = 0
e) 460 + 85.4 = (x + 200).4
f) x + 5.2 - ( 32 + 16.3 : 16 - 15) = 0
GIÚP MÌNH NHA!
cho mình hỏi bài này:
Tìm x biết:
5(x+35)=515
(x+40)nhân 15=75 nhân 12
460+85 nhân 4=(x+200):4
x-4300-(5250:1050 nhân 250)= 4250
x-6-(48-24 nhân 2:6-3)=100
20-[7 nhân (x-3)+4]=2
[(6x-39):3] nhân 28=5628
Tìm x
a , x - 6 : 2 - ( 48 - 24 ) : 2 : 6 - 3 = 0
c , 42 - 2 * ( x + 16 ) + 12 : 2 = 6
d , ( 697 : 17 ) * x = 672 - 15 * x
e , 8 * x = 75 : 3 + 35 - 2 : x
g , 3 * x - 15 * 4 = 6 * ( 2 - x )
h , 129 - 5 * ( x + 1 ) = 98 + ( 136 : 17 ) * x
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
tim x
[x-128+20] : 192= 0
x:15 +42 = 13 + 25 =0
460 +85 . 4 = [ x + 200 ] . 4