Respuesta:
y= 4
x= 3
Explicación paso a paso:
1) 3x-5y= -11
2) x-4y= -13
2).(-3) -3x+12y= 39
===========
0 +7y= 28
7y=28
y= 28:7= 4
1) 3x -5(4) = -11 3x-20= -11 3x=-11+20 3x=9 x=9:3 x=3
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Respuesta:
y= 4
x= 3
Explicación paso a paso:
1) 3x-5y= -11
2) x-4y= -13
1) 3x-5y= -11
2).(-3) -3x+12y= 39
===========
0 +7y= 28
7y=28
y= 28:7= 4
1) 3x -5(4) = -11 3x-20= -11 3x=-11+20 3x=9 x=9:3 x=3