Can anyone help me understand how to do this? Because to be real I do not know how to do it at all.

Marcus needs to rewrite f(x) = x2 + 6x + 4 in vertex form.

What is the ratio of the length of an object in yards to the length of the same object in miles?

Rick is driving to his uncles house in greenville,which is 120 miles from ricks town .after covering x miles rick she's a sign stating that greensville is 20 miles away. which equation when solved will give the value of x. a: x+120 = 20 b: x x120 =20 c: x +20 equals 120 d: x x20= 120