September 2018 2 246 Report
1. selesaikan sistem persamaan linear dua variabel berikut dengan menggunakan grafik :
a. 4x + 2y = -8 dan y - x = -1
b. 2y - x = 2 dan 2x + y = 6
2. selesaikan sistem persamaan linear dua variabel berikut dengan menggunakan subsitusi:
a. y = 3x; 2x - 3y = 7
b. x = -3y + 11; 5x + 3y = 19
c. x - 2y + 1 = 0; 2x + 3y = 12
d. 6p - q = 1; 4p - 3q + 4 = 0
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