274,706 views
6 votes
6 votes
The points (7,3) and (w,9) fall on a line with a slope of -2. What is the value of w?

User Nick Rameau
by
2.8k points

1 Answer

13 votes
13 votes

Answer:

w=4

Explanation:

the slope is equal to the equation:

rise / run

-2 (slope) = 6 (rise) / x (run)

-2 = 6/x

-2x=6

x=-3

So now we know the run given the slope and rise which is -3.

7-3=4

therefore w=4

User Yuseferi
by
3.2k points