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3x - 5y = 22 (×5)
15x + 9y = 42
15x - 25y = 110
----------------------- ---
34y = - 68
y = - 68 / 34
y = - 2
maaf klo salah
3x -5y = 22 |×5 | 15x -25y =110
------------------ -
0 + 34y = 68
maka nilai y adalah 68 ÷ 34 = 2
Nilai x adalah : 5x + 3(2) = 14
x = 8/5
semoga membantu ^^