Respuesta :
Answer:
First you multiply 9 times 0.4 and get 3.6
Then you multiply 3.6 for the three years which is 10.8
Last step is to add the 9$ you got at first to 10.8 and get $19.8
Step-by-step explanation:
Answer:
First you multiply 9 times 0.4 and get 3.6
Then you multiply 3.6 for the three years which is 10.8
Last step is to add the 9$ you got at first to 10.8 and get $19.8
Step-by-step explanation: