Acompany manufactures and sells mini-recorders. a survey of office supply stores indicated that at a price of $82 each, the demand would be four hundred recorders, and at a price of $32 each, the demand would be fourteen hundred recorders. if a linear relationship between price and demand exists, which of the following equations models the price-demand relationship?

(let x represent the price per mini-recorder and y represent the demand in hundreds.)

Identify the number 127 as a rational or irrational. explain

With these 5 geometry questions! pls 1.)quadrilateral abcd is inscribed in this circle.what is the measure of ∠a ? enter your answer in the box.°2.)quadrilateral abcd is inscribed in a circle.what is the measure of angle a? enter your answer in the box.m∠a= 3.)quadrilateral abcd is inscribed in this circle.what is the measure of angle b? enter your answer in the box.m∠b= °4.)quadrilateral abcd is inscribed in this circle.what is the measure of angle a? enter your answer in the box.°5.) quadrilateral abcd is inscribed in this circle.what is the measure of angle c? enter your answer in the box.°

Select all expressions that are equivalent to 2(3x + 7y). question 1 options: 6x + 14y 6x + 7y 1(6x + 14y)