Write the equation of the line in fully simplified slope-intercept form.

Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?

If private savings 'v' = 0.75s and total savings 's' equals $4.20 billion, solve for public and private savings.

Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square