Respuesta :
9x + 12y = 8
12y = -9x + 8
y = - 3/4x + 2/3....slope here is -3/4, y int is 2/3
6x + 8y = -1
8y = -6x - 1
y = - 3/4x - 1/8...slope here is -3/4, y int is -1/8
same slope, different y intercepts means parallel lines
12y = -9x + 8
y = - 3/4x + 2/3....slope here is -3/4, y int is 2/3
6x + 8y = -1
8y = -6x - 1
y = - 3/4x - 1/8...slope here is -3/4, y int is -1/8
same slope, different y intercepts means parallel lines