Please Besok Dikumpulin Nih,Bantu Ya

Please besok dikumpulin nih,bantu ya

 

Jawaban:

3x - 2y = 7

2x + y = 14 → y = 14 - 2x

3x - 2(14 - 2x) = 7

3x - 28 + 4x = 7

7x - 28 = 7

7x = 35

x = 5

y = 14 - 2(5)

y = 14 - 10

y = 4

(x, y) = (5, 4)