Answer:
x = 17.5
Step-by-step explanation:
Answer:

Step-by-step explanation:




Basically, you need to add a number to both sides so that you can reduce the left side to a square. In this case, you add 4.
Answer:
d
Step-by-step explanation:
Answer:
option 3
Step-by-step explanation:
Answer:
The answer would be 8
Step-by-step explanation:
This equals 10-2=8