Find the standard form of the equation of the parabola satisfying the given conditions. focus: (0,8) directrix: y=-8

The sum of two numbers is 12 and their difference is 18 what are the two numbers

Vanessa earns a base salary of $400.00 every week with an additional5% commission on everything she sells. vanessa sold $1650.00 worth of items last week.

Rick is driving to his uncles house in greenville,which is 120 miles from ricks town .after covering x miles rick she's a sign stating that greensville is 20 miles away. which equation when solved will give the value of x. a: x+120 = 20 b: x x120 =20 c: x +20 equals 120 d: x x20= 120