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eimsori [14]
3 years ago
6

Solve x2 - 8x - 9 = 0. Rewrite the equation so that it is of the form x2 + bx = c.

Mathematics
2 answers:
KonstantinChe [14]3 years ago
9 0

Answer:

Answers are highlighted with ((x)) ANSWERS FOR WHOLE PAGE ARE:

Step-by-step explanation:

x2+ ((-8))

x=((9))

Add ((16)) to each side x^2-8x=9

Now that you have x2-8x=16=9=16, apply the square root property of addition ((A))

Choose the solutions to the quadratic equation x^2-8x-9=0

((-1, 9))

Fiesta28 [93]3 years ago
8 0
X^2 -8x = 9 is the rewritten version
I used completing the square to solve it and the work it attached below

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