Answer:
slope = - 
Step-by-step explanation:
Calculate the slope m using the slope formula
m = 
with (x₁, y₁ ) = (3, 4 ) and (x₂, y₂ ) = (8, - 3 )
m =
=
= - 
A ) 17 because 4*2+9=8+9=17
Answer:
in
Step-by-step explanation:
First you must set up an equation. 
Then, you must solve for x. 