Respuesta :
Answer:2(9-X)
Step-by-step explanation:
difference means subtraction: the difference of 9 and a number is 9 - X
twice means times 2
Therefor: 2(9-X)
Answer:2(9-X)
Step-by-step explanation:
difference means subtraction: the difference of 9 and a number is 9 - X
twice means times 2
Therefor: 2(9-X)