Find the values of x and y that satisfy 3x − 1 + 2y = 0 and 3x2 − y2 + 4 = 0. use the algebraic method to find the solution, and then use the graphing method to confirm whether the system of equations has real roots.

Points d and e are midpoints of the sides of triangle abc. the perimeter of the triangle is 48 units. what is the value of t? ο ο ο ο 7t +

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

Joseph haydn pet store offers wide variety of leashes for dogs. the store purchases one popular type of leash from its manufacturer for $4.38 each. joseph haydn pets marks up leashes at a rate of 238% of cost. what is the retail price of the popular leash?