document.write( "Question 135025: A theater has 30 rows of seat, the first row has 10 seats and each row thereafter has 1 more seat than the previous row. How many seat are in the theater and what is the equation? \n" ); document.write( "
Algebra.Com's Answer #98885 by vouge(2)\"\" \"About 
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row 1: 10
\n" ); document.write( "row 2: 11
\n" ); document.write( "row 3: 12
\n" ); document.write( "row 4: 13\r
\n" ); document.write( "\n" ); document.write( "and so on
\n" ); document.write( "keep adding 1 each time and the result is: 774 seats
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