The year in which the us civil war ended was 25 percent later than the year christopher columbus set sail from spain. if c represents the year columbus set sail, we can write the year the civil war ended as c + 0.25c. rewrite this expression as a single term.

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a. m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?

Acomposition of transformations maps δxyz to δx"y"z". the first transformation for this composition is , and the second transformation is a 90° rotation about point x'.

What’s the range cuz i can’t find it?