Select the correct answer
which equation describes the line graphed above?
y =
-3x - 1
cy=-323
dy
- 1

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?

Two cyclists 84 miles apart start riding toward each other at the samen time. one cycles 2 times as fast as the other. if they meet 4 hours later what is the speed (in miles) of the faster cyclists

Solve x+3y=6 and 4x-6y=6 by elimination . show work !