berapakah hasil jawaban dr soal berikut

x-3y = -11. x3 . 3x-9y = -33
3x + 2y = 22 x1 . 3x+2y= 22 -

-11y = -55
y = 5
x -3(5) = -11
x = -11+15
x = 4

3x-5y = 3(4)-5(5) = -13