What property describes the number sentence 6+0=6

Which table shows a proportional relationship between miles traveled and gas used?

The point of intersection of the diagonals of a rectangle is 4 cm further away from the smaller side then from the larger side of the rectangle. the perimeter of the rectangle is equal to 56 cm. find the lengths of the sides of the rectangle. 16 points answer quick

Benjamin is making bow ties. how many 1/2yards lomg bow ties can he make if he has 18 feet of fabric?