6n-8<5n decreased means subtract
n-8<0
n<8
I can't read it, it's too blurry! :( Sorry. Type what is says, If you want me to help! Sorry again.
Answer:
4/5 mile
Step-by-step explanation:
14/15 - 2/15 = 12/15 or 4/5
sin x = cos 54 = sin (90-54) = sin 46
Hence x = 46 deg
Same technique. Sin 21 = cos (5x+9) = sin (90-5x-9)
81-5x = 21
Or 5x = 60
Or x = 12 deg
hope it helps