Como se halla el m. c.m de 32 y 68​

Last year amusement park received 236,758 visitors it was open every day of the year but 7 holliday’s what was the average number of visitors to the park per day

2x - 20 = 32 20 - 3x = 8 6x - 8 = 16 -13 - 3x = -10

Which expression gives the area of the triangle shown below