You did not complete your question but I think this is what you are looking for. View the image.
Answer:
E: b/3+3
Step by step:
3 C= b
C + 3 = b/3 + 3 (Adding 3 to both sides)
Answer: E: b/3 + 3
Hope this helps
Answer: either of two angles whose sum is 180°.
Step-by-step explanation:
3x+4=52
-4 -4
3x=48
divide by 3 on both sides
x=16