Answer:
m = -8
Step-by-step explanation:
Use the slope formula: 

m = -8
Answer:
SteIf -11 + N = -11 then N is the additive inverse because if we do process of elimination (POE) we can cross out C and D because this is a addition problem not a multiplication, and we know its not B because that's like 99 + 0 = 99 set, but instead its A because its just like -8 + 8 = 0. (If this was not a multiple choice question then tell me)
Six million and seventy two hundred. 6.0072 x 10*
*=6