Type the correct answer in each box. Write your answers in decimal form, rounded to the nearest tenth, if necessary. Type the solution with the smaller value in the first blank. (Hint: to complete your calculations, you may need to use mental math.) Select and use the most direct method to solve 2x(x + 1.5) = -1. Part B Question Type the correct answer in the box. Solve this equation using the most direct method: 3x(x + 6) = -10 Enter your solution in the exact, most simplified form. If there are two solutions, write the answer using the ± symbol. Part C Describe and justify the methods you used to solve the quadratic equations in parts A and B.