Round your answer to the nearest dollar. An inlet pipe can fill a barrel of wine in 6 hours, and an outlet pipe can empty it in 8 hours. Through an error both pipes are left on. A rancher's pasture is rectangular and has an area of 84 square miles. The length is 5 miles more than the width.
Answers Write the equation of a line parallel or perpendicular to a given line.
Find the vertex of a parabola from its equation below. Sketch the graph of a circle or a parabola. Sketch the graph of an ellipse or hyperbola, centered at the origin. The real solutions of a system of equations in 2 variables represents the points of intersection of the graphs of the equations. Solve the following systems.