Answer:
A, C, D, and E are all functions
Step-by-step explanation:
Answer:
The correct option is A) 3 square inches;
.
Step-by-step explanation:
It is given that the length of the frame is (2x-3) and the width is (x-2)
The area of the rectangle is: 
Where, A is the area l is the length and w is the width of the rectangle.
Put
and
in the area of the rectangle.

The area of the frame expressed as a polynomial is
.
Now substitute x=3 in
.

The area of the frame is 3 square inches.
Hence, the correct option is A) 3 square inches;
.
Answer:
30 hours is the right answer
-12>/5x-9
+9 A Los dos lados
-3>/5x
÷5 Los dos lados
-3/5 >/ x
x </ -3/5
Answer:
810 stickers.
Step-by-step explanation:
Since there are 18 stickers per page, we need to use multiplication to calulate how many stickers we have total.
Our problem is 45*18, since we have 45 pages, each with 18 stickers.
45*18=810
Cindy has 810 stickers in all.
Hope this helps!