SOLUTION: Could someone please help me with this, I would really appreciate it? Estimate a safe speed x for a car for a stopping distance of 522 feet. Use the formula below 1/9^2 + 11/3x

Question 439393: Could someone please help me with this, I would really appreciate it?
Estimate a safe speed x for a car for a stopping distance of 522 feet. Use the formula below
1/9^2 + 11/3x = 522
A safe speed would be how many feet?
Thank you!!
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Estimate a safe speed x for a car for a stopping distance of 522 feet. Use the formula below
1/9^2 + 11/3x = 522
A safe speed would be how many feet?
-------------
1/81 + 11x/3 = 522
11x/3 = 42281/81
11x = 42281/27
x = 42281/297
x =~ 142.36
I don't know the units, but it's not feet.
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