Respuesta :
Answer:4.5
Step-by-step explanation: You cross multiply 5 and 9 to get 45. You then have to multiply x by 10 to get 45 so that they are equal, therefore your answer is 4.
Answer:4.5
Step-by-step explanation: You cross multiply 5 and 9 to get 45. You then have to multiply x by 10 to get 45 so that they are equal, therefore your answer is 4.