Diketahui x-3y-5=0 dan 2x-5y=9.nilai dari 3x+2y adalah....

x - 3y = 5 (2)
2x - 5y = 9 ( 1)
_________
2x -6y = 10
2x - 5y = 9
_________eliminasi
-y = -1
y = 1

y = 1 > x - 3y = 5
x - 3(1) = 5
x - 3 = 5
x = 8

3x + 2y = 3(8) + 2(1)
= 24 + 2
= 26