Since prime numbers only have two factors (itself and 1) then it would have to be the same number. So it would be the number besides one. Ex. Prime number: 7, the GCF would be 7 if it was compared with itself.
Answer:
b
Step-by-step explanation:
Answer: D) y = -3x + 5
Step-by-step explanation:
Move x.
3y = -9x + 15
Divide by 3.
y = -3x + 5
Hope it helps :) and let me know if you want me to elaborate.
Answer:
74cm
Step-by-step explanation:
To work this out you would add all the lengths of the sides together.
1) Multiply 28 by 2.

2)Multiply 9 by 2.

3) Add 18 to 56.
