mbthegreat321 mbthegreat321 12-11-2022 Mathematics contestada Write the point-slope form of the equation of the line with a slope of -2 and an x-intercept of -1. a. Using variables, write out the formula for the point-slope form of the equation. b. Identify the values for m, x1, and y1. c. Fill these values into the point-slope form of the equation from part (a), and simplify as needed. Use the box provided to submit all of your calculations and final answers. Simplify the answer as needed.