Answer:

Step-by-step explanation:
Let x represent the number of times Giselle uses the athletic club and y represent money left in account.
We have been given that each time she uses the club, $15 is deducted from the account. The amount used after using the club after x times would be
.
We are also told that Giselle pays $220 in advance on her account at the athletic club.
The money left in account after x uses of athletic club would be money in account initially minus amount used for using the club x times.

Therefore, our required equation would be
.
B, that’s easy... Just add them up.
Step-by-step explanation:
Both are very correct,

because any number raised to the power of a negative
is given as

if this helped pls give brainliest
Answer:
3,225
Step-by-step explanation:
principal times interest time rate
Answer:
The location will be at
units.
Step-by-step explanation:
A scuba diver descended at a rate of
units per second.
Now, if 0 represents the surface of the water and distances below the surface are negative, then after
seconds the location of the diver will be given by the followings :
In one second the diver descends by 2.25 units depth.
So, in 12.5 seconds the diver will descend by
units i.e.
units depth.
Therefore, the location will be at
units. (Answer)