Answer:
<h2>
x=1</h2>
Step-by-step explanation:
|20x|=|4x+16|
or, 20x-4x=16
or, 16x=16
Hence, x=1
Answer: x (x - 1)
Step-by-step explanation:


x (x - 1)
Well there is 24 hours in a day so 24 - 15 = 9. So he spends 9 hours awake.
Answer:
x=-48
Step-by-step explanation:
Add 4 to both sides and then multiply both sides by 3.