Answer:
c = 2 or c = -2
Step-by-step explanation:

Hope this helps.
X=2 I believe but I need to keep typing to make it longer
Answer:
Rational numbers are fractions composed of integers. An integer is a number with no fractional part. So 7/8 is a ratio of whole numbers, which makes it rational. Negative or positive does not matter.
Step-by-step explanation: