An activity takes 63 minutes when there are 4 participants. The activity takes 87 minutes when there are 6 participants. Assume the relationship is linear.

A line models the relationship between the number of participants, x, and the number of minutes, y. What is the slope of the line?

Question

An activity takes 63 minutes when there are 4 participants. The activity takes 87 minutes when there are 6 participants. Assume the relationship is linear.

A line models the relationship between the number of participants, x, and the number of minutes, y. What is the slope of the line?

ganeshie8 · Answer

find the slope between  (4, 63)  and (6, 87)

anonymous · Answer

How do i figure that out ? I am really not good with these so the more help the more i understand I know from here  i am suppose to multiply but I just dont know what. @ganeshie8

ganeshie8 · Answer

use slope formula

ganeshie8 · Answer

http://www.algebra-class.com/image-files/slope-formula-2.gif

anonymous · Answer

-2 /-81  do we put it as a fraction?

ganeshie8 · Answer

slope between  (4, 63)  and (6, 87) is :
$$\large \dfrac{87-63}{6-4}$$

ganeshie8 · Answer

simplify