You find a fossil made of carbon which has a half life of 5,700 years. Of the 100 gram fossil only 20 grams of carbon remain. How old is the fossil?

Use set builder notation to represent the following set: { -3, -2, -1, 0}

Write an equation of the line that passes through 9,2 and is parallel to the line y=5/3x+9

In the field of thermodynamics, rankine is the unit used to measure temperature. one can convert temperature from celsius into rankine using the formula , what is the temperature in celsius corresponding to r degrees rankine? a. 9/5(c - 273) b. 9/5(c + 273) c. 5/9( c - 273) d. 5/9( c + 273)