Atheather has 540 seats arranged in 15 rows. each row has the same number of seats. how many seats are in each row?

Which statement is true about a number and its additive inverse? a. their product is always one. b. their sum is always one. c. they are always reciprocals of each other. d. their sum is always zero.

6x + 3y = -6 2x + y = -2 a. x = 0, y = -2 b. infinite solutions c. x = -1, y = 0 d. no solution

What is the approximate difference in tenths between √12 and √15?