domingo, 20 de septiembre de 2009

mi 5ta tarea

ENCONTRAR EL VALOR DE X
((14/2)(15/7))/(256)(357/19)+35X=733951+456852-852963
(15)/(4.81)+35X=733951+456852-852963
3.11+35X=733951+456852-852963
+35X=733951+456852-852963-3.11
+35X=337,836.89
X=337,836.89/+35
X=9,652.48
PROFE EN ESTA TENGO DUDA POR QUE ME SALIO UN NUM. MUY GRANDE


5/3+14/7=4X
1.6+2=4X
4X=1.6+2
X=3.6/4
X= O.9

127/4+456/4-123/4=16X+64/4
31.75+114-30.75=16X+16
16X=+16+30.75-114-31.75
X=-99/16
X=6.18


(2)(-3)(5)+25X=(147/15)X-248/43-223/105

-30+25X=9.8X-5.76-2.12
+25-9.8=-5.76+2.12+30
15.2X=26.36
X=26.36/15.2
X=1.73


(45/7)/(198/26)+28X=13+(14/67)(222/111)
0.8+28X=13+0.1
+28X=+0.1+13-0.8
X=12.3/+28
X=0.4


48/5+(2/3)X=1657+345
9.6+10/15X=1657+345
9.6+0.66x=1657+345
0.66x=+345+1657-9.6
x=4,992.4/0.66
x=7.56

(2)(-5)(-7)(-8)(-9)+257896-1247-5x=951753+456
5,040+257896-1247-5x=951753+456
-5x=951753+456+1247-257896-5,040
x=690,520/-5
x=-138,104

23/3+(16/7)x=23x-12
7.6+2.2x=23x-12
-23x+2.2x=-12-7.6
x=-19.6/-21
x=0.9


-12x-18+(23/7)=145/25-4x
-12x-18+3.2=5.8-4
-12x+4x=5.8-4+18-3.2
x=16.6/-8
x=2.07


(6/7)(3/4)+3x=4-(17/5)
0.56+3x=4-3.4
3x=4-3.4-0.56
x=0.0/3
x=0





domingo, 6 de septiembre de 2009

MI 4ta TAREA GRUPO 1-6

RESOLVER LAS SIG. ECUACIONES

1) 25X +157-18=-33X+25-67
25X+33X=+25-67+18-157
58=+81
x=-181/58
x=-3.120

2) (2)(-4)(5)+(-2)(3)(8)+16X=145
-40-48+16X=145
16x=145+40+48
16x=233
x=233/16
x=14.56

3) ((15/4)(16/7)/(33/22)(12/21))x+24-(16/7)=52-(45/5)
(240/28)(396/462)X+24-2.2=52-9
110,880/11,088X+24-2.2=52-9
10x=52-9+2.2-24
10x=21.2
x=21.2/10
x=2.12

4) ((29/7)(134)-45+29=15X-(-34+16)
554.7-45+29=15x-5.66
-15x=-5.6-29+45-554.7
x=-554.3/-15
x=36.2

5) 256(425/25)+(156/4)=36x
256-17+39=36x
3x=-39+17-256
x=-278/36
x=7.72
6) (-2)(-3)(-5)(4)+(-6)(-7)(4)-41=67-18x
120 +168-41=67-18
18x=67+41-168-120
18x=-180
x=-180/18
x= -10
7) (44/16)(2)-15x+33=4x-79+(12/6)
____________________________
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_____________no se resolverla

ESCRIBIR LA ECUACION CORRESPONDIENTE
8) 15x
9) x/25
10) 4x-8
11) x(3)/12
12)x+25
13)14+x
14)X2-y/3