Answer:
81
Step-by-step explanation:
2(x - 25) = 112
x - 25 = 112/2
x - 25 = 56
x = 56 + 25
x = 81
For this case we have an exponential equation of the form:

Where,
- <em>A: initial value
</em>
- <em>b: decrease rate
</em>
- <em>x: number of years
</em>
Substituting values in the given equation we have:

Answer:
The value of the car after 15 days is given by:

7 or 8 since 2 and a half hours isnt an even amount of time so thered be an extra 10 minutes
Answer:

Step-by-step explanation:
Given

Required
Solve for d

Collect Like Terms


Take LCM



Make d the subject

Answer:
g(3) = 8
g(-6) = -37
Step-by-step explanation:
g(x) = g(3) = 3^2-1 =8
g(x) = g(-6) = -6^2-1 = -37
Hope this helps!