First, we're going to convert the mixed number into a/n improper fraction.
(4 × 8 ) + 4 = 36/8
Now we're going to divide 36/8 by 4/8 since 4/8 = 1 lap.
36 / 4 = 9.
That is how we get our answer, 9 laps.
Our final answer is 9 laps.
Hope this helps!~
Answer:
x = 6
y = -4
Step-by-step explanation:
Plug y into the first equation.
5x - 7(-x+2) = 58
Then, solve for x.
Plug in x back to any one of the equations to find y.
Answer:

Step-by-step explanation:
Given


--- a point on the parabola
Required
The equation
First, calculate the equation from the zeros

Substitute
and 


To solve for k, we substitute



Divide by -4


So, the equation is:

