Arectangle is 1/2 feet long and 3/4 wide what is the area of rectangle

Given right triangle xyz, which correctly describes the locations of the sides in relation to

Write an equation in slope intercept form of the line passes through the given point and is parallel to the graph of the given equation (0,0); y=3/8 x+2

Does anyone know how to solve and graph this: 4 + | a + 2 | < 7the only part i don't get is the "4 +"