domingo, 18 de octubre de 2009

Cuarta Tarea

1.- ((1472)(15/7))7/((256/14))(357/19)+35x=753951+456852-852963

14.9996/343.5773+35x=357840

0.0435+35x=357840

35x=357840-0.04365

35x=357839.9563

x=10223.9987

2.- 5/3+14/7=4x

1.6666+2=4x

4x=3.666

x=3.666/4

x=0.91665

3.- 127/4+45/4-123/4=16x+64/4

31.75+114-30.75=16x+16

16x=-99

x=-6.1875

4.- (2)(-3)(5)+25x=(147/15)x-248/43-223/105

-30+25x=9.8x-5.7674-2.1238

25x-9.8x=30-3.6436

15.2x=26.3564

x=1.7339

5.- (45/7)/(198/26)+28x=13+(14/67)(222/111)

6.428/7.3615+28x=13+(0.2089) (2)

0.8731+28x=13.4178

28x=13.4178-0.8731

x=0.4480

6.- 48/5+(2/3)x=1657+343

9.6+0.666x=2002

o.666x=2002-9.6

x=2991.591

7.- (2)(-5)(-7)(-8)(9)+257896-1247-5X=951753+456

-5040+256649-5X=952209

-5X=700600

x= -140120

8.- 23/3+(16/7)x=23x-12

7.666+2.2857x=23x-12

-20.7143x=-7.666

x=0.37008

9.- 12x-18+(23/7)=145/24-4x

12x-14.7143=6.0416-4x

16x=20.7559

x=1.2972

10.- (6/7)(3/4)+3x=4-(17/5)

o.64275+3x=.6

3x=-0.04245

x=-0.01425

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