Question

resolver por igualación x-y=2 -3x+5y=0

Answer 1

{x-y=2

{-3+5y=0

Solución

x=2+y

-3x=5y

x=-5y/-3

2+y=-5/-3

-3.(2+y)=-5

-6-3y=-5

-6+-3y+5y=0

2y=6

y=6/2

y=3

{x-y=2 ___y=3

x-3=2

x=3+2

x=5

SALUDOS! ;)