Solve the following inequality. Write the solution set using interval notation. negative 4 x plus 6 less than or equals minus 18 Question content area bottom Part 1 Select the correct choice below and, if necessary, fill in the answer box to complete your choice. A. The solution set is enter your response here. (Type your answer in interval notation. Use integers or fractions for any numbers in the expression. Simplify your answer.) B. The solution set is empty set