break-even and cost analysis, you just received advertisements for 2 companies in your area: Greener lawn and lawns[..]

A rectangle is 3 times as long as it wide. If the area is 108 square feet, find its perimeter._______ ft A[..]

find the foci of the ellipse with the equation 18x^2+36y^2=648 then graph the ellipse

The sum of three numbers is thirty-one. The second number is twice the first number, and the third number is 4 less[..]

Two numbers are such that the ratio between them is 8:5 If each number is increased by 10, the ratio between the new[..]

Looking for patterns in algebraic expressions For each expression make up two more expressions that have the same[..]

what does it mean to refer to a 20 inch TV set? such units refer to the diagonal of the of the screen. A 35 inch TV[..]

Andrew factored the expression 14x^3-21x^2-7x as 7x(14x^2-21x-7). But when Melissa applied the distributive law and[..]

The area of a rectangular athletic field is represented by the expression 9y^2-25z^2 square meters. Write an[..]

Andrew factored the expression as . But when Melissa applied the distributive law and multiplied out , she got ;[..]