Find the slope of the line, if it is defined. Through ( - 4, - 8) and ( - 12, 1) Write the expression that can be used to find the slope. (Do not simplify.) Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. The slope is (Type an integer or a simplified fraction.) O B. The slope is undefined.Find an equation of the line satisfying the given conditions. Through ( -2,3) and parallel to the line through (3,1) and (6,2) The equation of the line is (Simplify your answer.)