Homework Help: Math

Posted by Anonymous on Tuesday, January 15, 2013 at 9:17pm.

the first row in a theater has 8 seats. each subsequent row has 3 more seats than the row before it. there are 10 rows in the orchestra section. how many seats are in the orchestra section?

Math - dania, Wednesday, January 16, 2013 at 2:17am
each time you move to the next row you should add 3 to the row before it.

8+11+14+17+20+23+26+29+32+35=215 seats

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