Answer:
A , B and C are correct
Step-by-step explanation:
Option A is correct because the difference of 4p and 12 is 4p - 12 the because 4p came first it were the difference of 12 and 4p the expression would be
12 - 4p.
Option B is correct because the number 4 is a coefficient. Coefficients are those numbers who are multiplied with variables in this case 4 is multiplying by p so 4 is the coefficient.
Option C is correct because in this expression there is only one letter and letters in mathematics denotes variables hence p is a variable
Option D is incorrect because the difference of 12 and 4p is 12 - 4p not
4p - 12
