carilah nilai x dan y pada soal berikut 2x+5y=16 3x-5y=-1

2x + 5y = 16
3x - 5y = -1
----------------- +
5x = 15
x = 15/5
x = 3

2x + 5y = 16
2(3) + 5y = 16
6 + 5y = 16
5y = 16 - 6
5y = 10
y = 10/5
y = 2

maka
x = 3
y = 2