Help with me on these plz!!!! :)

Answer:
_ (repeating)
3. d=3.16
4. v=1.4
5. b=3
Step-by-step explanation:
Answer:
3) d= 1.9
4) v= 1.4
5) b= 6
Step-by-step explanation:
On 3, you divide the 5 to have the D be alone
same thing with 4
On 5, you add the -3 to the other side to keep numbers together, and the -3 becomes positive