So the first one is -0.5 and second is -0.5 the third one is -0.5 and the fourth is -0.25 so I would say that is D
5p+7c=2p
5p=2p-7c
7p=-7c
p=-c
hope it helped
Step-by-step explanation:
Please see the attached picture and I hope I have given the right answer.