Question

2x+3y=3
6x-6y=1
Rapidóooooooo
Halla el valor de (xy)

Answer 1

Respuesta:

Explicación paso a paso:

2x+3y=3

6x-6y=1

--------------

(-3) 2x+3y=3

     6x-6y=1

---------------------

-6x-6y=-9

6x-6y=1

------------

-12y=-8

y=2/3

hallaremos x

2x+3(2/3)=3

2x+2=3

x=1/2

XY

(1/2)(2/3)=1/3

Answer 2

Explicación paso a paso:

2x+3y=3  

6x-6y=1  

--------------  

(-3) 2x+3y=3  

    6x-6y=1  

---------------------  

-6x-6y=-9  

6x-6y=1  

------------  

-12y=-8  

y=2/3  

hallaremos x  

2x+3(2/3)=3  

2x+2=3  

x=1/2  

XY

(1/2)(2/3)=1/3