The cost of a plane ticket from sydney to brisbane cost $108 four weeks ago. it now costs $216.by what percentage has the the cost of the ticket increase by?

1. writing an equation for an exponential function by 2. a piece of paper that is 0.6 millimeter thick is folded. write an equation for the thickness t of the paper in millimeters as a function of the number n of folds. the equation is t(n)= 3. enter an equation for the function that includes the points. (-2, 2/5) and (-1,2)

Atransformation t : (x,y) (x-5,y +3) the image of a(2,-1) is

Which statements describe the solutions to the inequality x< -20 check all that apply. there are infinite solutions. each solution is negative. each solution is positive. the solutions are both positive and negative. the solutions contain only integer values. the solutions contain rational number values.