Answer:

Step-by-step explanation:
2(x^2 + 10x + 25) + 3
2x^2 + 20x + 50 + 3
2x^2 + 20x + 53
Answer:
24.48757954 (I don’t know what it wants you to round it by
Step-by-step explanation:
Circumference= pi times diameter, radius is half of the diameter, so divide 153.86 divided by pi and then divide by 2 again
620.25 u calculate 7443 and divide that by 12
Answer:
Yes this is correct. Each x value is put with only one y value.
Step-by-step explanation:
You would divide 28/3 because that's how many miles it would take. 28/3=9 1/3. Also, to help understand better, 3 miles is equal to 1 hour. So the equation would look like this: 3/1=28/?. To solve it like this, you'd divide 28/3 or 3*?=28. Whatever the answer is(9.33)you do it to the bottom. So 1*9.33. that equal 9 hours 20 min