Answer:

Step-by-step explanation:

Answer:
5/12 is right answer ......
I don't think you can find x in this case. Cosine can only go as low as -1 and as high as 1. Since 2.3 is more than 1, the answer does not exist
Answer:
14
Step-by-step explanation:
(5-x) +11 = 14
<span>Standard notation is when a number is completely written out using numerical digits
Hope it helps</span>