Answer:
3
Step-by-step explanation:
The question gives you the x coordinate, so plug in x with 3.
y=4(3)-9
y=12-9=3
y=3
(3,3)
Let, the number of books on Monday = m
On Tuesday = 2m
On Wednesday = 2m - 6
Equation: m + 2m + (2m - 6) = 19
You can solve it:
5m = 19 + 6
m = 25/5
m = 5
In short, He sold 5 books on Monday
Hope this helps!
Answer:
The volume of the right rectangular prism is 420 3/4 ft cubed.
Step-by-step explanation:
The formula to find volume is:
Volume = L x W x H
5 1/2 x 8 1/2 x 9 = 420 3/4 ft cubed
Answer:
-x²-2
Step-by-step explanation:
x² = the curve faces upwards
but
-x² the curve faces downwards.
also
the downward curve touches -2 on the y axis.
therefore gx = -x²-2
Dont know. cant help you out. sorry.