Finding a rule from a table of values

Question 1

what is the equation to find the rule from a table?

Answer 1

y= mx + c

Question 2

what does each of that equation mean?

Answer 2

y= y co= ordinate
m= gradient
x= where you substitute the x co- ordinate
c= y intercept

Question 3

how to find c?

Answer 3

find the missing y co-ordinate value for 0.

Question 4

how to find m?

Answer 4

see the pattern on how the y co-ordinate line is going up or down by. If is GOING DOWN MAKE SURE TO ADD A NEGATIVE SIGN.. and then add a x next to it.