Respuesta :
Answer:
11
Step-by-step explanation:
First you would switch out the x with 10. Then you would do 10*2-9, 10*2= 20, 20-9= 11, and that will give you 11 as your answer.
Answer:
11
Step-by-step explanation:
First you would switch out the x with 10. Then you would do 10*2-9, 10*2= 20, 20-9= 11, and that will give you 11 as your answer.