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Mathematics 20 Online
OpenStudy (anonymous):

the product of 2consective room numbers is 210. Find the room numbers. the number of the 1st room, or smaller number is?

OpenStudy (anonymous):

x(x+1) = 210 x^2+x = 210 x^2+x-210 14 * 15 or -14 * -15

OpenStudy (anonymous):

thanks

OpenStudy (anonymous):

how do u get 14 and 15?

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