X/(-9) = 16
x/(-9) x (-9) = 16(-9)
x = 16(-9)
x = - 144
hope this helps
Answer:

Step-by-step explanation:
we know that
To find out the area of the sidewalk, multiply the length by the width of the sidewalk
The width of the sidewalk is equal to

or

The area is equal to

Answer:
y=x-3
Step-by-step explanation:
Everytime the x value increases the y value increases by 1
therefore the slope is 1
to solve for the y intercept, or b, plug in a point
(1,-2) for example,
-2= 1*1+b
-2= 1+b
b= -3
therefore y=x-3