4 years ago

Solve x^2-8x-9=0 algebrically

Mathematics

1 answer:

SVETLANKA909090 [29]4 years ago

7 0

Answer:

X = 9, -1

Step-by-step explanation:

1, Factor it

(x-9) (x+1) = 0

2. Both of a factor will = 0

x-9 = 0

x+1=0

3. Solve

x=9

x=1

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