Answer:
4:5
Step-by-step explanation:
You can divide two to each number.
8 divided by 2 equals 4.
10 divided by 2 equals 5.
Answer:
Step-by-step explanation:
See the attachment for the chart
Answer:

Step-by-step explanation:
Theoretically, there is not square root of neither 13 nor a negative number so the special symbol is used to represent the square root of a number.
Answer:
-15x+5
Step-by-step explanation:
Multiply you'll get your solution
Answer:
Line a and b
Step-by-step explanation: