What is a better buy: 3 bagels for $2.85 or 5 bagels for $4.00?

Which linear inequality is represented by the graph? !

Aheated piece of metal cools according to the function c(x) = (.5)x ? 7, where x is measured in hours. a device is added that aids in cooling according to the function h(x) = ? x ? 2. what will be the temperature of the metal after two hours?

Given that ot =5, xt=12, and ox= 13 is xy tangent to circle o at t? explain.