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anonymous
 5 years ago
Solve equation:
(d+2)(d5)=6
anonymous
 5 years ago
Solve equation: (d+2)(d5)=6

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anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0i think its d^2  5d + 2d  10 = 6 d^23d10=6 d^23d=4

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0well, these are easier to solve if you expand them and then factor them back out once you have something that equals zero

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0so for example, if you use foil, you get:

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0d^2 5d + 2d 10 = 6

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0now that you have the right side equal to zero, you can factor back out

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0and get (d+1)(d4) = 0

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0so once you have a factored left hand side that equals zero, you know that the solutions are the two values that make either of the left hand components zero

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0since zero times anything is zero

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0so one of the solutions is d=1

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0can you get the other now?
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