Answer:
WRONG ALL
Step-by-step explanation:
3. Should be:

4. Should be:

I hope this helps you :)
8 2/3
because 6 1/2 divided by 3/4 is 8 2/3
How many times does 5 go into 29? It can go into it 5 times which equals 25. Now what's 29 - 25? 4 is the answer then you see how many times can 5 go into 4, well it can't so then you bring the number 0 to make it 40. Now how many times can 5 go into 40? It can go into 40 eight times since 8x5=40 so the answer is 58
The answer could be (7+k)÷2
The answer would be 12x^3+ 2x + 4