Answer:
x/6+9
Step-by-step explanation:
you are adding 9 to a number divided by six. you don't know the number so you put x. x divided by 6 can be put as a fraction with x/6 or x over 6. you then have x/6, and you need to add 9. it ends up being x/6 + 9
worng question
1.....................
Let Carlo's age = x
Equation: 6*x = 108
6x = 108
Solution:
x = 108/6
x = 18
Carlo's age = 18 years
it is number 3 (-1/5)