Triangle qrs has coordinates r(-6,9) and s(4,19). what coordinates of point q will give the triangle a perimeter of 39.1?

When i add money am i supposed to make it like this 7+12 or 7.00+12.00 because i got 19 dollars for my answer

What is the value of the discrimination for the quadratic equation 0=×2+2+×2

You’re ordering more thread for blue jeans co. you usually purchase from ted’s threads, which sells 12 thread spools for $27. you recently received a notice from wade's wares that says you can buy thread from them for $2.30 each for the first 2 dozen and $2 a spool thereafter. you need to order 5 dozen spools. what percentage can you save by going with wade’s wares?