5 x 3 is a true statement. Which property is this an example of

Use set builder notation to represent the following set: { -3, -2, -1, 0}

Manny bought 12 pounds of vegetables at the supermarket. 75% of the vegetables were on sale. how many pounds of vegetables were not on sale? 98 points : )

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