Yes your correct hope this helps
For the circumference, you actually multiply by 20 because of the formula πd = C [OR 2πr = C]. You meant to double the radius.
The points (0, 3) and (4, -1) are on the graph of y = -x + 3.
I have a site that I use a lot that is perfect for problems like these. It's called Desmos.com. It's basically a free online graphing calculator that is super helpful for most problems relating to graphs.
Answer:
x = 25
Step-by-step explanation:
Given
4x + 50 = 150 ( subtract 50 from both sides )
4x = 100 ( divide both sides by 4 )
x = 25
Answer:
$16.57
Step-by-step explanation:
If you divide $14.75 by $.89 it give you answer of 16.5730337 but if you take the first 4 numbers it gives you $16.57 and you don't need to round the 7