Aparabola can be represented by the equation x^2=-20y. what are the coordinates of the focus of the parabola? a) (-5,0) b) (5,0) c) (0,5) d) (0,-5)

The dolphins at the webster are fed 1/2 of a bucket of fish each day the sea otters are fed 1/2 as much fish as the dolphins how many buckets of fish are the sea fed each day? simplify you answer and write it as a proper fraction or as a whole or mixed number

Identify the number 127 as a rational or irrational. explain

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.