4x^2 + kxy - 9y^2

How to solve for k?

Enter the inequality given by the graph below

What is 5: 1/9 = what

I have 14 parts in total 6 are shaded. What percent of the design is shaded gray?

The area of rectangle R is 48. If its sides are whole numbers, then its perimeter cannot be__?

Simplify |-5 - 3| (-8) - 16 - 10 0

Is x=-7 an equation that describes a function

Arnold's entire workout consisted of 10 minutes of warm up exercises 25 minutes of lifting weights and 15 minutes on the treadmill what was the ratio of the number of minutes he lifted weights to the total number of minutes of his entire workout

Lines a and b are perpendicular. The equation of line a is = 13+3 y = 1 3 x + 3. What is the equation of line b?

Which graph shows a dilation of the rectangle with a scale factor of? Rectangle with vertices: (negative 3, 0), (0, negative 3), (3, 0), and (0, 3). Rectangle with vertices: (negative 2, 0), (0, negative 2), (2, 0), and (0, 2).

The graph represents this system of equations. What is the solution to the system of equations? y=4 [x = 3 - 1 / 4X O (-2,4) 0 (3,4) O (4,-2) 0 (4,3) 3