-3x -8y = -23
4(7x + 2y = -13)
-3x -8y = -23
28x + 8y = -52
25x = -75
x = -3
-3(-3) - 8y = -23
9 - 8y =-23
32 = 8y
y=4
Step 1 you need to cross multiply
Then divide both sides by eight which will then give you this answer
K= 3/2
Answer:

Step-by-step explanation:
The circumference is 72.22. The formula for circumference is the diameter times pi, which in this case multiplies to about 72.22
8/8
I added them together since they say " Altogether "