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Verified answer
4x - 3y = 23 (x 2) > 8x - 6y = 463x + 2y = -4 (x 3) > 9x + 6y = -12
------------------- +
17x = 34
x = 2
substitusikan ke pers 1
4x - 3y = 23
4(2) - 3y = 23
8 - 3y = 23
-3y = 15
y = -5
maka HP : {2 , -5}
maaf kalau salah