The answer should be c not very sure probably wrong don’t trust me just want points
Answer:
9(c^7)
Step-by-step explanation:

c^-4 is equal to 1/(c^4), so 1/(c^(-4)) is c^4.
Answer:
-3/0 is the slope....or just -3.
Step-by-step explanation:
slope method = m= y2 - y1/ x2 - xm = 12 - 15/ 4 - 4 = -3/0 or just -3 simplified.
Answer:
Step-by-step explanation:
5x:8=7:2
5x/8=7/2
<u>By Cross Multiplication:</u>
10x=56
x=56/10
x=28/5
<u>If you need to ask any question,please let me know.</u>