Answer:
202 tickets for adults were sold and 70 tickets for children are sold.
Step-by-step explanation:
Solve this question using simultaneous linear equation.
•Let the number of tickets sold for adults be a
•Let the number of tickets sold for children be b
The question stated that 272 tickets were sold altogether. So:

Now, make sure that only one of the unknown values remain on the left hand side. For example:

I will refer to the above equation as equation 1.
Now, the question also stated that the tickets sold $1694. This means that:

I will refer to this equation as equation 2.
Now, substitute equation 1 into equation 2 by replacing the a in equation 2 with the values on the right hand side in equation 1. For example:

Then just solve the equation by finding the value of b.

Lastly, find the value of a. Just take the value of b and then substitute into equation 1.

No x does NOT equal 16. you would substitute x for 16 which gives you 16+12. That equals 28 not 30. The correct answer is x=18
Answer:
8,8.5,9,180,762
Step-by-step explanation:
Answer:

Step-by-step explanation:
sea level can be represented by 
the shark is 150 ft above: 
the tuna 3 ft below: 
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