Tìm x,biết:
A.x*96+x:0,25=22,23
B.x:0,25+x*95+x=10.23
Tìm x,biết:
A.x+17,67=100-63,2
B.468:x=24,8+35,2
C.x*4,5=352-191,9
D.x*96+x:0,25=7856
(* là dấu nhân)
a: =>x+17,67=36,8
=>x=19,13
b: =>468:x=60
=>x=7,8
c: =>x*4,5=160,4
=>x=1604/45
d: =>100x=7856
=>x=78,56
Tĩm,biết:
A.x+17,67=100-63,2
B.468:x=24,8+35,2
C.x*4,5=352,1-191,9
D.x*96+x:0,25=7856
A.x+17,67=100-63,2
x+17,67= 36.8
x = 36,8 - 17,67
x = 19.13
B.468:x=24,8+35,2
468:x= 60
x= 468:60
x=7.8
C.Xx4,5=352,1-191,9
Xx4,5= 160.2
X = 160,2 :4,5
X = 35.6
D.Xx96+x:0,25=7856
Xx96+ Xx4 =7856
X x( 96 + 4 ) =7856
X x 100 = 7856
X = 7856 : 100
X = 78.56
Tìm x,biết:
a)x*96+x:0,25=48,32
b)x:0,25+x+x*95=73,74
c)x:0,5+x:0,25+x+x*93=35,36
d)x:0,125+x+x*91=78,56
a: =>100x=48,32
hay x=0,4832
b: =>4x+x+95x=73,74
=>100x=73,74
hay x=0,7374
c: =>2x+4x+x+93x=35,36
=>100x=35,36
hay x=0,3536
a)Xx96+x:0,25=48,32
Xx96+Xx4 =48,32
X x(96+4) =48,32
Xx 100 =48,32
X =48,32:100
X = 0,4832
b)x:0,25+x+Xx95 =73,74
Xx4 +Xx1+Xx95= 73,74
X x(4+1+95) =73,74
X x 100 =73,74
X =73,74:100
X = 0,7374
c)x:0,5+x:0,25+x+Xx93=35,36
Xx2 + Xx4+Xx1+Xx93=35,36
Xx(2+4+1+93) = 35,36
Xx 100 = 35,36
X =35,36:100
X =0,3536
d)X:0,125+X+Xx91=78,56
Xx 8+Xx1+Xx91=78,56
Xx(8+1+91) =78,56
Xx 100 =78,56
X =78,56:100
X =0,7856
Tìm x,biết:
x*95+x+x:0,25=7963
`x xx 95 + x + x : 0,25 = 7963`
`x xx (95 + 1 + 4) = 7963`
`x xx 100 = 7963`
`=> x = 79,63`.
\(x\times\left(95+1+4\right)=7963\)
\(100\times x=7963\)
\(x=79,63\)
\(=>x\left(95+1+4\right)=7963\)
\(x=\dfrac{7963}{95+1+4}=\dfrac{7963}{100}=79,63\)
Tìm x ,biết:
x*95+x+x:0,25=102,34
`x xx95+x+x:0,25=102,34`
`x xx95+x+x xx4=102,34`
`x xx(95+1+4)=102,34`
`x xx100=102,34`
`x=102,34:100=1,0234`
`x xx 95 + x + x :0,25 = 102,34`
`x xx 95 + x + x xx 4 = 102,34`
`x xx ( 95+1+4)=102,34`
`x xx 100 = 102,34`
`x = 102,34 : 100`
`x = 1,0234`
`x xx95+x+x:0,25=102,34`
`x xx(95+1+4)=102,34`
`x xx100=102,34`
`x=102,34:100`
`x=1,0234`
96 : 0,5 + 32 x 0,25 + 40 x 0,1/15 : 0,25
y : 0,25 + y x 6 = 2 1/2 x 95%
Tính: (0,25 x 36 + 0,1 x 110) x 0,5 - (150 x 0,2 - 96 : 4)
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185 : 0,25 + 185 x 95 + 185
`185:0,25+185×95+185`
`=185×4+185×95+185×1`
`=185×(4+95+1)`
`=185×100`
`=18500`
`#Bao`
= 185 x 4 + 185 x 95 + 185 x 1
= 185 x ( 4 + 95 + 1 )
= 185 x 100
= 18500