Question

X=y + 2 dan y =2x - 5

Answer 1

X - y= 2
-2x + y = -5

menggunakan SPLDV 
metode campuran
~ eliminasi
x - y = 2
-2x + y = -5 +
-1x = - 3
x = -3/-1
x = 3

-2x + y = -5
-2(3) + y = -5
y = -5 + 6
y = 1

Hp {(3,1)}