Which is the standard form of the equation of a parabola with a focus of (8,0) and directrix x = -8?
(a)y2= -8x
(b)y2= 8x
(c)y2 = 32x
(d)y2 = 32x

What is the equation and solution for the sentence? the sum of a number and thirty-one is one hundred thirteen. write the equation as n-31=113 and subtract 31 from both sides. the answer is 82. write the equation as n+31=113 and subtract 31 from both sides. the answer is 82. write the equation as n+31=113 and add 31 to both sides. the answer is 144. write the equation as n-31=113 and add 31 to both sides. the answer is 144.

Which inequality statement describes the two numbers on a number line? "? 7 and a number 5 units to the right of ? 7"

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.