(x) is an element of a real number. This means it could be an integer, fraction or irrational number.
* As x approaches infinity, y approaches infinity.
* As x approaches minus infinity, y approaches 0.
-------------
Domain:
(x) is an element of a real number
Range:
y>0
S=small pizzas
p=pasta dinners
s+p=1600
9s+13p=15600
multiply first equaiton by -9 and add to the second one
-9s-9p=-14400
<u>9s+13p=15600 +</u>
0s+4p=1200
4p=1200
divide by 4
p=300
sub back
s+p=1600
s+300=1600
minus 300 both sides
s=1300
1300 small pizzas
300 pasta dinners
Answer:
x = 3
Step-by-step explanation:

Multiply both sides by the exponent 2/3.

Solve for the exponent.

Add 8 to both sides.


Divide 8 into both sides.


Answer:
The percentage increase without baggage fee=25%
The percentage increase with baggage fee=41.66%
Step-by-step explanation:
Given the cost of the airline ticket two weeks ago is $300 and The present airline ticket is $375
We know that when a quantity increases from x to y then The percentage increase is equal to 
Here the percentage increase =
=25%
Now the airline charges an extra $50 baggage fee which means teh present value of the airline ticket is $375+$50=$425
the percentage increase =
=41.66%