On a coordinate plane, a line goes through (negative 3, negative 3) and (negative 1, 5). what is the equation of the line parallel to the given line with an x-intercept of 4?

Savannah is painting a striped background for a mural on a wall that is 1515 yards long. she wants a total of 9696 stripes that are all the same width. which calculation should savannah use to decide how wide to make each stripe?