1.

3x+2y = 12, 12-9x-2y

Answer»

3x + 2y = 12 9x - 2y = 12 3x + 2y + 9x - 2y = 12 + 12 12x = 24 x = 2 6 + 2y = 12 2y = 6 y = 3



Discussion

No Comment Found