Will give medal. Explain each step, and show all your work.

Question

vjt · Answer

Salisbury High School decided to take their students on a field trip to a theme park. A total of 150 people went on the trip. Adults pay $45.00 for a ticket and students pay $28.50 for a ticket. How many students and how many adults went to the park if they paid a total of $4770? Show all your work.

vjt · Answer

@jim_thompson5910

vjt · Answer

@ganeshie8

thesmartone · Answer

Two equations.
Adults are a
Students are s
a+s=150
45a+28.50s=4770

thesmartone · Answer

But wait.

thesmartone · Answer

Someone already asked this question. http://openstudy.com/users/vjt#/updates/5468f217e4b001ceb267e8df @Nnesha was helping you...

thesmartone · Answer

@Nnesha You can copy and paste again I guess...

nnesha · Answer

no its ok you can help 
:) :) its going to be same :)

vjt · Answer

i sent u one, sorry i accidently deleted last post

thesmartone · Answer

So if we graph it we get https://www.desmos.com/calculator/ljoyo1kv9r

thesmartone · Answer

In this case x is the adults and y is the students..
So there are 30 adults and 120 students..

thesmartone · Answer

Because it intersects at (30,120)

vjt · Answer

thx

thesmartone · Answer

No prob :)