Answer:
2x +21
Step-by-step explanation:

Answer:
Step-by-step explanation:
1. Replace F(x) with y.
2. Interchange x and y in y = 2x + 1: x = 2y + 1
3. Solve this result for y: 2y = x - 1, or y = (x - 1)/2
4. Replace y with:
-1
F (x):
-1 x - 1
F (x) = -----------
2
Answer:
15 miles
Step-by-step explanation:
12 * 440 = 5280 (yards every day)
5280 * 5 = 26400 (yards per week)
26400 *0.000568182 = 15 miles
Answer:
(9x -4) meters
Step-by-step explanation:
The relationship between area, length, and width is ...
area = length × width
Dividing by length gives ...
width = area/length
Filling in the given expressions, we have ...

The width of the garden is 9x-4 meters.