Answer: x=1.5811389999999999 , or 1.59
Step-by-step explanation:
First, Subtract 20 from both sides.
12x2+20−20=50−20
12x2=30
Then, Divide both sides by 12:
12x^2/12 = 30/12
⇒ you get : x^2 = 5/2
After, Take square root.
x= ± √ 5/2
Finally you answer is going to be =1.5811389999999999 OR, 1.59
* Hopefully this helps:) Mark me the brainliest:)
<em>∞ 234483279c20∞</em>
You need to find what percentage the difference is of 72.
First, subtract 60 from 72:
72-60=8
Next, divide 8 by 72:
8/72=0.1111
To convert this decimal to a percentage, multiply it by 100:
100*0.1111=11.11
The percent decrease is 11.11%.
Hope this helps!!
Answer:
60km
Step-by-step explanation:
They travel 30km in the first hour, then turn back and travel the same 30km backwards.
Answer:
x> -1
Step-by-step explanation:
Open circle means > or <