Answer:

Step-by-step explanation:
Let P% of the transaction amount is charged in the account.
So, if the transaction amount is x, then the charge for that transaction will be
.
Therefore, if f(x) represents the amount Isabel is charged for the transaction then we can write
, where P% is the rate of charge. ( Answer )
Answer:
37.5 inches
Step-by-step explanation:
Applying the Pythagorean Theorem,
a²+b²=c²
where c is the diagonal length
c=√(25²+28²)= 37.5
Ad - bc = f......for d
add bc to both sides
ad = f + bc
divide both sides by a
d = (f + bc) / a
Answer:
you answer this you'll get 50 points but it has to be correct