domingo, 20 de septiembre de 2009

((14/2)(15/7))/((256/14)(357/19))+35x-753951+456852-852963
x=10224.0

5/3+14/7=4x
x=0.9

127/4+456/4-12314=16x+64/4
x=8.18

(2)(-3)(5)+25x=(147/15)x-248/43-223/105
x=8.8228

(45/7)/(198/26)+28x=13+(14/67)(222/111)
x=0.565

48/5+(2/3)x=1657+345
x=3.314

(2)(-5)(-7)(-8)(9)+257896-1247-5x=951753+456
x=140120

23/3+(16/7)x=23x-12
x=-0.0886

12x-18+(23/7)=145/24-4x
x=2.07

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

lunes, 7 de septiembre de 2009

8.- 15x
9.- x/25
10.- 4x-8
11.- 3x/12
12.- y=x-25
13.- 14+x
14.- (2)(x)-y/3

domingo, 6 de septiembre de 2009

1.- -25x+157-18=-33x+25-67

x=22.6

2.- (2)(-4)(5)+(-2)(3)(8)+16x=145

x=14.5

3.- ((15/4)(16/7)/(33/22)(12/21))x+24-(16/7)=52-(45/5)

x=6.1

4.- ((29/7)(134)-45+29=15x-(34/6)

x=51.1

5.- 256-(425/25)+(156/4)=36x

x=7.7

6.- (-2)(-3)(-5)(4)+(-6)(-7)(4)-41=67-18x

x=10

7.- (12/9) +(13/15)-(18/3)+222x=475-(11/4)

x=-16