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Mathematics 9 Online
OpenStudy (snowcrystal):

Can someone help me?

OpenStudy (anonymous):

sure

OpenStudy (snowcrystal):

The area of a rectangular room is given by the trinomial x^2 - 3x -28. What are the possible dimensions of the rectangle? Using factoring. A.) (x+7) and (x-4) B.) (x-7) and (x-4) C.) (x+7) and (x+4) D.) (x-7) and (x+4)

OpenStudy (snowcrystal):

@zendaya-replay-guy

OpenStudy (anonymous):

okay here let me see

OpenStudy (snowcrystal):

thanks

OpenStudy (snowcrystal):

I think it's A

OpenStudy (anonymous):

how do u get A.

OpenStudy (snowcrystal):

idk i guessed

OpenStudy (anonymous):

okay cause i dont know either i can ask my older sis to help

OpenStudy (anonymous):

do u want me 2 ?

OpenStudy (snowcrystal):

sure

OpenStudy (anonymous):

okay @cool12900 can u help?

OpenStudy (solomonzelman):

No, with A, you get +3x, and you have to get -3x. it's D. As 4-7=-3

OpenStudy (snowcrystal):

tank u

OpenStudy (solomonzelman):

yw:)

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