Lincoln's car used 16 gallons to travel 640 miles. How far can he travel on 9 gallons?

Geometry answer picture question pls . reason and statements

Which is a true statement comparing the graphs of x^2/6^2-y^2/8^2 = 1 and x^2/8^2-y^2/6^2 the foci of both graphs are the same points. the lengths of both transverse axes are the same. the directrices of = 1 are horizontal while the directrices of = 1 are vertical. the vertices of = 1 are on the y-axis while the vertices of = 1 are on the x-axis.

Find all solutions for 2y - 4x =2 y = 2x + 1 site: socratic.org