Answer:

Step-by-step explanation:
1: find the perpendicular gradient - this is the negative reciprocal of the original gradient:

2: Substitute in the coordinate to find the value of c:

3: Put it all together:

Answer:
(0,4)
Step-by-step explanation:
Mode is the number that most occurs in the data. From the given data set, there is no repeated number. Thus, there is no mode for the data set.
Answer:
x=-9
Step-by-step explanation:
x+5=2(7+x)
x+5=14+2x
x-2x=14-5
-1x=9
x=-9
Answer: I think it’s b which is also 5
Step-by-step explanation:
In the link
if I did it wrong someone pls correct me