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Solve by factoring

x^2 - 8x - 84 = 0

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Sagot :

Shanshancupcakeidn

Answer:

X= -6 & x= 14

Step-by-step explanation:

The factors are -14 and 6, these numbers are multiplied to get -84 and added to get -8.

Therefore the new equation is:

x^2 -14x +6x -84 = 0

factorize: x (x -14) 6 (x - 14)

So: (x+6) (x-14) = 0

x = -6 and 14

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