2 log 13 (x + 2) = log13 (4x + 7)

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

18 16 11 45 33 11 33 14 18 11 what is the mode for this data set

Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?