Askating rink charges $120 for a nightly reservation as well as $4 per person skating. if n is the number of people skating, write an expression for the cost of reserving the rink.

Aright triangle has an area of 18 square inches. b: if the triangle is not an isosceles triangle, what are all the possible lengths of the legs, if the lengths are whole numbers. answer !

Write an algebraic expression for the word expression the quotient of c and 8

Solve the following pair of equations for x and y: ax/b_ by /a= a +b; ax - by = 2ab