Answer:
y = -4x + 31
Step-by-step explanation:
y = mx + b
y = -4x + b
-5 = -4(9) + b
-5 = -36 + b
b = 31
The answer is -12g-3f-4. Hope this helps!
Answer:

Step-by-step explanation:
The angle sum of a pentagon is 540°
Using this and the angles we know, we can create an equation.

The correct answer is 32.15 inches
Answer:
6.9
Step-by-step explanation:
An octagon has 8 sides so:
55.2=8*x
x=55.2/8=6.9