Answer:
10
Step-by-step explanation:
10 is the greatest common factor of 20 and 30
Answer: 3x-5
Step-by-step explanation:
Five subtracted from three times any number can be represented as 3x-5.
I believe they all have y-intersects at the origin. From the looks of it, D and E are the same expression. I'm not sure if that is a typo or not.
Answer:
b
Step-by-step explanation:
Using the distance formula
d = √ (x₂ - x₁ )² + (y₂ - y₁ )²
with (x₁, y₁ ) = (- 1, 4) and (x₂, y₂ ) = (4, 1)
d = 
= 
=
=
→ b
I think the 57 is an whole number.