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Find an equation of each line described. Write each equation in slope- intercept form when possible. Through \((1,-5),\) parallel to the \(y\) -axis

Find an equation of each line described. Write each equation in slope- intercept form when possible. Through (2,3) and (0,0)

Find an equation of each line described. Write each equation in slope- intercept form when possible. Through (4,7) and (0,0)

Find an equation of each line described. Write each equation in slope- intercept form when possible. Through (-2,-3) , perpendicular to the \(y\) -axis

One of Japan's superconducting "bullet" trains is researched and tested at the Yamanashi Maglev Test Line near Otsuki City. The steepest section of the track has a rise of 2580 meters for a horizontal distance of 6450 meters. What is the grade (slope written as a percent) of this section of track? (Source: Japan Railways Central Co.)

Professional plumbers suggest that a sewer pipe should rise 0.25 inch for every horizontal foot. Find the recommended slope for a sewer pipe and write the slope as a grade, or percent. Round to the nearest percent.

Find an equation of each line described. Write each equation in slope- intercept form when possible. Through (0,12), perpendicular to the \(x\) -axis

Find an equation of each line described. Write each equation in slope- intercept form when possible. Slope \(-\frac{4}{7},\) through (-1,-2)

According to federal regulations, a wheelchair ramp should rise no more than 1 foot for a horizontal distance of 12 feet. Write the slope as a grade. Round to the nearest tenth of a percent.

Find an equation of each line described. Write each equation in slope- intercept form when possible. Slope \(-\frac{3}{5},\) through (4,4)