If 2(2x-10)=32 2x-20=32

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

Which number is located at point a on the number line? a number line is shown from negative 10 to 10 with each interval mark on the number line representing one unit. point a is labeled one interval mark to the right of negative 5.

Arectangle has a length of 6cm by 8cm what is the length of a diagonal of the rectangle