Answer:
0
Step-by-step explanation:
Use slope intercept form: 
=
= 0
When it says x and y are directly related it means that x is multiplied by something to get y. To solve you divide y by x which is 840 divided by 6. Which is 140 then you multiply and solve so the y value for 5 is 700. The x value for 420 is 3 and the y value for 4 is 560.
The correct answer is C. Hope that helps!
Answer : A {-8}
-4 = b/2
-4 *2 = b
-8 = b
If you are 16 years old then you are a teenager Question 14