Answer:
d or 4x²-12x-9
Step-by-step explanation:
factoring d you get (2x-3)²
which is a perfect square trinomial so
d or 4x²-12x-9
Degree days are the difference between the daily temperature mean, (high temperature plus low temperature divided by two) and 65°F. 65°F because we assume that at this temperature we do not need cooling or heating.
In our case the daily mean temperature is 83°F and X is the number of cooling-degree days.
X=83-65
X=18
Answer:
26.13 sale price discount 12.87
Step-by-step explanation:
I do not know how to explain it to where you will understand it but the sale price is 26.13 and the discount it 12.87
Hope that helps
Answer:
4
Step-by-step explanation: because their 5 students and 5 times 4 equals 20
That’s hard I’m just typing stuff to get points lol