The elevation was –12 feet at the beginning of your hike at 10:00 a. m. The elevation rose 4 feet every hour until 7:00 pm. At what time did the elevation reach 16 feet?

The late fee for library books is $2.00 plus 15¢ each day for a book that is late. if maria’s fee for a late book was $3.20, write and solve a linear equation to find how many days late the book was.

The edge of a cube was found to be 30 cm with a possible error in measurement of 0.4 cm. use differentials to estimate the maximum possible error, relative error, and percentage error in computing the volume of the cube and the surface area of the cube. (round your answers to four decimal places.) (a) the volume of the cube maximum possible error cm3 relative error percentage error % (b) the surface area of the cube maximum possible error cm2 relative error percentage error %

What is the distance from zero if a quadratic function has a line of symmetry at x=-3 and a zero at 4