how exactly do i do this ?
4x + 2y = 84(-2) + 2y = 8 -8 + 2y = 8 + 8 + 8 2y = 16 2 2 y = 8 4x + 2y = 84(1) + 2y = 8 4 + 2y = 8 - 4 - 4 2y = 4 2 2 y = 2 4x + 2y = 84(3) + 2y = 8 12 + 2y = 8- 12 - 12 2y = -4 2 2 y = -2