Answer:
no
Step-by-step explanation:
they are not like terms because the term 9x^2 is to the 2nd power which means that you are supposed to times the number by itself 2 times and 9x is not to the 2nd power so it stays the same.
Yes! You do flip the sign if you are dividing by a negative.
So,
-6x>54
x<-9
I hope this helps!
~kaikers
Answer:
(a) The price for a revenue of $18,750 is $239.2.
(b) They sold 710 colonial houses and 2130 ranch houses
Step-by-step explanation:
(a) If the weekly revenue is defined as

then the price must be calculated as:

The roots of this function are

The first root is negative, so it is not a real solution. So the second root is the answer.
The price for a revenue of $18,750 is $239.2.
(b) Last year they sold three times as many ranch models (Hr) as they did colonial models (Hc):

The total amount of houses sold (colonial + ranch) is 2840

Answer:
3/2 or 1.5
Step-by-step explanation:
A negative divided by a negative makes the quotient a positive, 9 divided by 6 is 1.5 and the gcf of 9 and 6 is 3, so you would simplify it by doing 9 divided by 3 and 6 divided by3 which is 3/2