There are 500 tickets for sale in a raffle. tickets cost $3 each, or $20 for a book of 10. all 500 tickets were sold, and $1350 was raised. how many books of 10 tickets were sold?

15 booklets of 10 tickets each were sold.  

Step-by-step explanation:

We are given the following information:

Let x be the number of single tickets sold and y be the number of booklets sold.

Each booklet consist of 10 tickets.

There are total of 500 tickets.

Thus, it can be represented by the equation:

The cost of single ticket = $3

Cost of booklet = $20

Total money raised = $1,350

This, can be represented in the equation:

Now, we have obtained two equation in two variable. Solving these equations, we get:

Thus, 15 booklets of 10 tickets each were sold.

answer: y = -2.5x - 15

              (-6,0)

step-by-step explanation:

the correct answer is a) "catholic church".

the proposals that liberals in mexico made during 1855 were particularly focused on a person's individual rights, such as the freedom of speech, the freedom of conscience, freedom of assembly, and the right to possess weapons.

when the constitution was formally published 2 years later (1857). it also contained an article which permitted education free from any religious influence, the removal of the catholic church institutional privileges, and the sale of property belonging to the church. all of these provisions were clearly against the catholic church interests.