Ecuaciones

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iEcuaciones
(x-8)/(77-x)=2

[x]=solve(‘((x-8)/(77-x))=2’)

X+5=(25 + x)/5[x]=solve(‘x+5=((25+x)/5)’)

x/(x+12)= 1/2

[x]=solve(‘(x/(x+12))=1/2’)

3x – 4y = 41
11x + 6y = 47[x,y]=solve(‘3*x-4*y=41’,’11*x +6*y=47’)


(x-y)-(6x+8y)=-(10x+5y+3)(x+y)-(9y-11x)=2y-2x

[x,y]=solve(‘x-y-((6*x)+(8*y))=-(10*x+5*y+3)’,’x+y –(9*y-11*x)=2*y-2*x’)

3/5 x- 1/4 y=22x= 5/2 y

[x,y]=solve(‘(3/5)*x-(1/4)*y=2’,’2*x=(5/2)*y’)


(x+b )/a+ (y-b)/b= (a+b)/b(x-a )/b- (y-a )/a= -(a+b )/a

[x,y]=solve(‘(x+b)/a + (y-b)/b =(a+b)/b’,’(x-a)/b – (y-a)/a =-(a+b)/a’)

7x + 3y – 4z = -35
3x – 2y + 5z = 38
X + y - 6z = -27
[x,y,z]=solve(‘7*x + 3*y – 4*z =-35’,’ 3*x – 2*y + 5*z=38’,’x + y – 6*z=-27’)

(x+y )/7= (y+4)/5
(x-z )/5= (y-4)/2
(y-z)/3=(x+2)/10

[x,y,z](‘(x + y)/7=(y+4)/5’,’(x-z)/5=(y -4)/2’,’(y-z)/3=(x+2)/10’)

1/x+ 4/y+ 2/z= -6
3/x+2/y+ 4/z=3
6/x- 5/y-6/z=31

[x,y,z]=solve(‘1/x+4/y+2/z=-6’,’3/x+2/y+4/z=3’,’6/x-5/y-6/z=31’)
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