Given:
A straight line goes through (-2,1), (0,0), and (2,-1).
To find:
The slope of the given line.
Solution:
Slope formula

Consider any two points from the given points.
The line goes through (-2,1) and (0,0). So, the slope of the line is


Therefore, the slope of the line is
.
Answer:
centimeter is the best to meause with
your answer: 7 (b+x) + 7 (b+y)
If You do the distributive property you will get:
7bx+7by
X= 363.1 do you need me to show you the work?