Question

{4x+3y=11 {5x-2y=8 método de sustitucion

Answer 1

Respuesta:

{4x+3y=11

{5x-2y=8

4x-11=8-5x

4x+5x=8+11

9x=19

x=19/9

x= 2.1

Remplazó X

4x+3y=11

4(2.1)+3y=11

8.4+3y=11

3y=11-8.4

3y= 2.6

y= 2.6/3

y= 0.8

solucion:

x=2.1

y=0.8