Answer:
|x| - |-x| = 0
Step-by-step explanation:
Answer:

Step-by-step explanation:
we know that
The surface area of a cylinder is equal to

we have

----> the radius is half the diameter
assume

substitute


Answer:
See the explanation
Step-by-step explanation:
Given data
Gym A charges $60 a month plus $5 per visit
let the number of visits be x, and the total charge be y
Hence the total charge is expressed as
y=5x+60--------------1
Gym B is represented by
y = 7x + 40-----------2
Although I can not find any option, we can conclude that gym A monthly charge is $20 more expensive than gym B
Answer: 49
Step-by-step explanation:
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Among the choices provided above the function the Oscar graph is <span>
y=(−0.4)x+3y=(−0.4)x+3
</span>