The length of a rectangle is equal to three times its width. if the perimeter is equal to 240, what is the length of the rectangle?

Find the focus and directrix of the equation - 8y = (x+1) ^2+8

Antonia receives a $10,000 benefit payment at the end of each year. She can invest these payments in an account yielding 4% Interest, compounded annually.

One square tile on your kitchen floor is 11.25 inches long. It takes 12.5 tiles to cover the length of the floor. About how long is the floor?

Which of the following is not a step in the conversion of 1.3 dam3 to L? A (10^-3L/1mL) ^3 B 1mL/1cm^3 C (1cm/10^-2m) ^3 D (10^1m/1dam) ^3

F (x) = 9-9x, g (x) = -2x+9 find f + g

Consider the system of equations: 3x - 4y = 12 2x + 6y = 18 Choose all of the equations that could be used when solving this system by substitution. x = 9 - 3y y = 18 - 3x y = 3x + 3 x = 4 3 y + 4

Find the zeros of the polynomial function f (x) = x^3-2x^2-8x

The weight of an object on a particular scale is 155.2 lbs. the measured weight, ay vary from the actual weight by at most 0.4lbs. what isthe range of actual weights of the object?

A dealer offered to sell you a car listed at $7000 for $6860. how much discount is the dealer offering? What percent discount is the dealer offering? What percent of the list price is the price that the dealer quotes you?

Sid has a job at Morgan Motors. The salary is $1200 a month, plus 3% of the sales price of every car or truck Sid sells (this is called a commission).