The length of a rectangle is 4n centimeters, and it is twice as long as the width. the perimeter of the rectangle is twice as long as that of an equilateral triangle. find the side length of the triangle in terms of n.

and show work

What values of c and d make the equation true?

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

Which translation maps the vertex of the graph of the function f(x) = x2 onto the vertex of the function g(x) = x2 – 10x +2?