Saturday

February 28, 2015

February 28, 2015

Posted by **Monica** on Monday, June 24, 2013 at 4:18pm.

- math -
**Kuai**, Monday, June 24, 2013 at 4:29pmLet adult A and children C

A + C = 275

12A + 7C = 2490

Substituting

A = 275 -C

12(275- C) + 7C = 2490

3300 -12C + 7C = 2490

3300 -5C = 2490

3300-3300 -5C = 2490 - 3300

-5C = -810

C = 162

A = 113

- math -
**Monica**, Monday, June 24, 2013 at 4:40pmExcellent! Thank you Kuai!

- math -
**Kuai**, Monday, June 24, 2013 at 5:38pmYou're welcome.

- math -
**tierra perkins**, Wednesday, March 19, 2014 at 11:41amc 162

a 113

**Answer this Question**

**Related Questions**

math - Children's tickets to a movie cost $7.00. Adult tickets cost $12.00. If ...

MTED402 - THERE WERE 390 ADULT AND CHILDREN TICKETS THAT WERE SOLD AT A PLAY. ...

Math - how would you solve this problem? Adult tickets to a play cost $12 and ...

Algebra - On the opening night of a play at a local theatre, 895 tickets were ...

math - Adult tickets to a show cost $3.50 and children's tickets cost $1.50. ...

Math - Karen sells tickets a movie theater. Last night she sold 128 tickets for ...

math - movie tickets cost $10 for adults and $8 for children. The total sales ...

math - the students are selling tickets to the school fair. all tickets cost the...

Math - The drama club raised a total of $1,123.50 selling tickets to its ...

Math - The play sold 88 tickets. The adult tickets sold for $8 and the kid ...