Answer:
The answer would be c- 6 1/6
Step-by-step explanation:
I recommend desmos scientific calculator if you put in a=4, b=-5, c=-7 then plug in the equation it should give you your answer!
1 + 492008 = 492009
OR
200009 + 292000 = 492009
A
hope this helped! please let me know if im wrong
Answer+Step-by-step explanation:
B