Answer:
x = 7, x = -3
Step-by-step explanation:
We can find the zeros by factoring the equation using the zero product property.
x^2-4x-21 = 0
(x-7)(x+3) = 0
<u>x-7 = 0</u>
x = 7
<u>x+3 = 0</u>
x = -3
Zeros are x=7 and x= -3.
Answer:
z equals 13 yeeeeeeeeetttttttttttttt I hopppppeeeee thhhhhaaaaatttttt heeeeelllllllpppppppsssssss
Parking charges for first 2hours =$5 per hour after 2 hours parking charges = $2.50per hour
Answer:
it will take 90 minutes
Step-by-step explanation:
10 - 6 = 9
9 x 10 = 90
