What are the coordinates of the midpoint of the segment whose endpoints are a(−1, 9) and b(3, 8) ?

How do i get my dad to stop making me gargle his pickle i want my mom to gargle my pickle not my dads

The volume of gas a balloon can hold varies directly as the cube of its radius. imagine a balloon with a radius of 3 inches can hold 81 cubic inches of gas. how many cubic inches of gas must be released to reduce the radius down to 2 inches?

21 type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar. the solution set of n2 - 14n = -45 is { (separate the solutions with a comma)