Enter the x coordinate of the solution to this system of equations 6y=-4x+20 2x+4y=12

Apark is in the shape of a rectangle. the park authorities are planning to build a 2-meter-wide jogging path in the park (shown as the shaded region in the image). what is the area of the jogging path? plz

When y’all answer can y’all explain too !

You have z baseball cards. christopher has 12 fewer baseball cards than you do. which expression correctly shows how many baseball cards christopher has?