Two distinct integers, $x$ and $y$, are randomly chosen from the set $/{1,2,3,4,5,6,7,8,9,10/}$. What is the probability that $xy-x-y$ is even?

Diego solved an equation by multiplying both sides of the equation by 6. Then he checked that 6 is the correct solution by substituting it back into the equation.

Axis of symmetry and vertex of f (x) = - 2x^2-2x-1

Solve for y: 5x-3y<75

Find the area of a right triangle with a height of 8.5 feet and a base of 15 feet.

Yesterday morning, the temperature was - 11. The temperature increased 7 by noon and then decreased 4 by nightfall. What was the temperature at nightfall last night?

The base of this solid crate has an area of 6 square meters. The height of the crate is 4 meters. What is the volume of the crate?

According to the table below, what is the probability that the grade of a student chosen at random will be a B or higher? Grade A B C D F Probability 7/25 3/25 2/25 9/25 4/25 A. 4/5 B. 3/5 C. 1/5 D. 2/5

Maria has 14 pencils, Ted has 9 pencils, Tom has 12, pencils, Lucinda has 13 pencils, so that they all have the same amount? How many pencils should each person have?

How does the area of the mural Change when the width changes

The number 0.7777 repeats forever therefore it is irrational true or false?