Elise has to use the information given below to find the original number. write an equation to represent the situation. what is the original number?
if you double a number and then add 24, you get two sevenths27 of the original number.

Which of the following are parts of a sphere

Steve wants to develop a way to find the total cost of any item including sales tax. the sales tax in his city is 6%. his friend jenna writes the expression x + 6x where x is the cost of the item. explain whether her expression is correct based on the situation.

Find the measure of the interior angles of the following regular polygons: a triangle, a quadrilateral, a pentagon, an octagon, a decagon, a 30-gon, a 50-gon, and a 100-gon.