Answer:
4x^3-16x^2-28x+40
It will take a while to describe how i got this, but i checked the zeroes are ok.
Plug in (7, 12) for x and y in the equation.
12 = 2(7) + 1
12 = 14 + 1
12 ≠ 15
Therefore, (7, 12) is not on the straight line equation.
<h3><u>Original Rate</u> <u>Unit Rate</u> </h3>
90 Miles 45 Miles
2 Hours 1 Hour
Answer: <u><em>The Train travels 45 miles in one hour.</em></u>
How i got the answer? I divied the 90 by 2 because we already know the miles/hour for 2 hours and we need 1 hour.
<em><u>Give Brainliest If You Please</u></em>
160 $ = 100%
x $ = 70%
100 x = 11200
x = 112
160,00 - 112,00 = 48,00$
Answer:
-4<n ≤ 5
Step-by-step explanation: