Why is 2+2=4 I don’t understand. Why not 3. Why not 5. Just why?

If the table of the function contains exactly two potential turning points, one with an input value of –1, which statement best describes all possible values of m? m ≥ –12 –12 < m < 4 m ≤ 4 m ≥ 4 or m ≤ –12

Find the solution of this system of equation -7x+y=-20 9x-3y=36

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?