Stanley35731 Stanley35731

27-09-2020
Mathematics

contestada

Add blank to each side x^2-8x=9 to complete the square

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aleeshasaji aleeshasaji

27-09-2020

Answer:

x = 9 or -1

Step-by-step explanation:

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Answer Link

lizziaremalrod lizziaremalrod

27-09-2020

Step-by-step explanation:

x²-8x=9

x²-8x-9=0

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

x=-1 x=9

Answer Link

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