A large spotlight has a parabolic cross section that is 10 feet wide at the opening and 3.1 feet deep at its vertex. How far from the vertex is the focus?

What is the equation of this graphed line? enter your answer in slope-intercept form in the box.

Type the correct answer in the box. consider the system of linear equations below. rewrite one of the two equations above in the form ax + by = c, where a, b, and c are constants, so that the sum of the new equation and the unchanged equation from the original system results in an equation in one variable.

Atruck can be rented from company a $50 a day plus $0.60 per mile. company b charges $20 a day plus $0.80 per mile to rent the same truck. find the number of miles in a day at which the rental costs for company a and company b are the same