All real numbers because a<9 or a>8
4, since Fernando ran 3 times as far as Aaron, and 4 x 3 is 12
Given:
Consider the given gallons are
gallons.
To find:
The number of quarts in
gallons.
Solution:
We know that,
1 gallons = 4 quarts
Using this conversion, we get




Therefore, there are 33 quarts in
gallons.
Answer:
The test contains 10 three-point questions and 14 five-point questions.
Step-by-step explanation:
We can substitute a definition of one of the variables by rearranging the first equation.
We set the first equation equal to one of our two variables.

Now we substitute this equality into our second equation

Answer:
number of child tickets sold on saturday is 21
number of adult tickets sold on saturday is 42
Step-by-step explanation:
Let's assume
number of child tickets sold on saturday is x
number of adult tickets sold on saturday is y
On saturday, twice as many adult tickets as child tickets were sold
so, we get
child admission is $6.30 and adult admission is $9.60
a total sales of $535.50
we get
now, we can plug y=2x
now, we can solve for x
now, we can find y
so,
number of child tickets sold on saturday is 21
number of adult tickets sold on saturday is 42.........Answer