The perimeter of quadrilateral is 58 centimeters. If the lengths of three sides are 14 cm, 15 cm, and 17 cm, what is the length of the missing side?

What is the vertex form of f(x) = x2 + 6x + 3

After being rearranged and simplified, which of the following equations could be solved using the quadratic formula? check all that apply. a. 9% + 3x2 = 14 + x-1 b. -x+ + 4x + 7 = -32-9 c. 5x + 4 = 3x4 - 2 d. 2x2 + x2 + x = 30

What is the solution to this system of equations? y= 2x - 3.5 x - 2y = -14