Dante buys a jacket for $44.90 and the sales tax is 4.5%.What is the total cost?

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?

The perimeter of a triangle is 69 cm. the first is 5 cm shorter than the second side. the third side is twice as long the first side. find the length of each side

If angle 2=3x +1 and angle 3=2x +4what is angle 2