How do you solve -3x-5y6 and Y's?

What is the common name given to the vertical line whose x-intercept is the origin? How do say 0.59811 in word form? How many halves are equal to one whole? What times gives you 72? How do you solve a miles per hour question? What does cm2 mean cm3? What is the distance of 240000 written as a whole number multiples by a power of ten? Did Joseph goebbles say The bigger the lie the more it will be believed? What is 1067 rounded to the 100? Is 0.09 greater 0.1? What 2 prime numbers equal 49? In Algebra What does Pi mean? Was the impact of the bushido code positive or negative? If you were born in January of 1985 how old are you? What multiplies to 80 and adds to -18? What is the smallest multiple of 5 and 10? How many triangles can you make if you are giving the length 25 and 18? How many kiloseconds in 122355 milliseconds? How many square feet are in a room tha measures 13x9? How can you determine if a tessellation is a reptile?