Answer:
3. 314 student and 226 adult
4. x = 6.5, y = -0.5
Step-by-step explanation:
3. First we will take our information and make a system of equations:


is the number of adult tickets sold and
is the number of student tickets sold.
From the second equation we can rearange it to be:

Then we can plug in our new value of
to our first equation




We can then find
by plugging in s to our second equation


4. It is mostly solved already. We can take the value of y from the first equation and plug it into the second to get:




Then plug our value of x into the first equation to get:




Answer:
X * 0.8 = $64
x = $80
Step-by-step explanation:
Answer:It would be 8ft ??
Step-by-step explanation: 3ft = 8ft
Answer: .81%
<u>Step-by-step explanation:</u>
Since each digit has to be greater than 6, that leaves only 7, 8, & 9 as successful digits.

Answer:
Step-by-step explanation:
Solution in the attachment box
Draw the triangles it is important