
We need to find thr rate of change (slope) of the line joining these two points ~





Slope of the line (m) joining the two points is 2 ~
Answer:
second one: -4x +6
third one: 4x - 16
fourth: 245x + 30
fifth: 81x - 21x
(last one) sixth: 1600x + 8x
( if this goes wrong then I did something else)
When adding fractions you need to get common denominators then you multiply too times bottom and then boom add and there you go
Answer:
122.5
Step-by-step explanation: