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OpenStudy (anonymous):
If (x-3)(x+3)=a, then (2x-6)(x+3)=? 2a 3a 4a 6a 9a
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OpenStudy (anonymous):
isnt it going to be 2a because (2x-6)=> 2(x-3) so u plug it in to (2x-6) than itll be 2(x-3)(x+3) since we know what (x-3)(x+3) is A right? so 2A is correct
OpenStudy (anonymous):
@jkim3592 Thank you!
OpenStudy (anonymous):
np
OpenStudy (anonymous):
@jkim3592 Aha, I can tell you are Korean btw. So am I, lol
OpenStudy (wolf1728):
I'd also say 2a because if the equation is doubled than the value of a is doubled.
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OpenStudy (anonymous):
Thanks for the confirmation :)
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