What plus what equals 516?

3x plus 2 equals 14? 3'6 is equivalent to how many feet? What is a group of lines referred to? What is multiples of 5 and10 called? How many vertices does a trianglar pyramid have? What is has numbers and operation signs but no equal sign? What discovery did the pyramid lead to? What Is the relationship between the base and it's exponent? How many days old are you if you were born on the 17th of July 1992? How do you draw a rectangle with a perimeter of 16 sq cm? Can aeroshell grease 7 be an alternate for BMS3-33? Are all the sides equal in a trapezoid? What is the height of a rectangular prism with a volume of 240 cubic inches? What is the name of the pattern of lines? How do you name sides of an angle? What does y equals in 5y-1 equals 3y plus 11? How many times does the word 'obeyed' appear in the Bible? Is half of a decimeter about 3cm? A rectangular room has a length of 12 feet a width of 14 feet and a height of 8 feet Then its volume is 1264 cubic feet? To check whether given number is a prime number or not?