<h2>The value of StartFraction 6 Over x EndFraction + 2x2, when x = 3 is 20.</h2>
Explanation:
The given expression is 
When x = 3, the expression becomes 

= 2 + 18 = 20
X/(-9) = 16
x/(-9) x (-9) = 16(-9)
x = 16(-9)
x = - 144
hope this helps
Answer:
milliliter
Step-by-step explanation:
Most of nail polish have their measurement in ml
The answer to this would be x = 20
Yes it is. A gallon is 4 quarts, so he has more than enough. He has 2 quarts extra.