Respuesta :
Answer:
I think it's 7=-9 but I can't remember what the term is called because I'm a little rusty, sorry. If you want to know tho, I can find my old notes
Step-by-step explanation:
Answer:
Step-by-step explanation:
6r + 7 = 2r - 9
4r + 7 = -9
4r = -16
r = -4