How many ways could 1st 2nd and 3rd place winners be awarded from a field of 12 horses

When keisha installed a fence along the 200 foot perimeter of her rectangular back yard, she left an opening for a gate.in the diagram below, she used x to represent the length in feet of the gate? what is the value? a. 10 b. 20 c. 25 d. 30

Asystem of equations has 1 solution.if 4x-y=5 is one of the equations , which could be the other equation ?

Given the quadratic function f(x)=3x^2-24x+49 a. use “completing the squares” to convert the quadratic function into vertex form b. state the vertex c. find the x and y intercepts d. graph the function