Answer:The roots of any quadratic equation is given by: x = [-b +/- sqrt(-b^2 - 4ac)]/2a. Write down the quadratic in the form of ax^2 + bx + c = 0. If the equation is in the form y = ax^2 + bx +c, simply replace the y with 0. This is done because the roots of the equation are the values where the y axis is equal to 0.
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Answer:
the anser is d
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Answer:
8 hours
Step-by-step explanation:
First subtract the $16 fee from what he paid.
$64 - $16 = $48
So Benny has $48 to go toward the hourly rental.
If you divide the $48 by the $6 per hour rental price, he would have 8 hours of time.