last year the student population at pocahontas was 985 students this year the population dropped to 325 students calculate the percent of change in the student population

If f(x)=2x-6 and g(x)=3x+9, find (f-g)(x)

The ratio of rock songs to dance songs on jonathan’s mp3 player is 5: 6. the total number of rock and dance songs jonathan has is between 101 120. how many rock songs does he have?

Find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible