82°
7x+4 = 88°
7x = 84°
7x-2 = 82°
3 2/3 or three and two thirds
Answer:

Step-by-step explanation:
question 3 is already answered by me in your question..or you can see attachment.
Solve step by step:
30 - 3 = 27
27/9 = 3
3 + 27 = 30 (Total amount)
So, each bar of candy cost $3.00
I really hope my answer helped you! c: