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1 year ago

6

What is the positive solution for the equation: x2−8x=9

2 answers:

krek1111 [17]1 year ago

8 0

Answer:

3.33..

Step-by-step explanation:

x2-8x=9

x-6x=9

-5x=9

x=-5/9

(-5/9)(2)-8(-5/9)=3.33.. (3 and 1/3)

Oxana [17]1 year ago

7 0

Answer:

x = 9

Step-by-step explanation:

x² - 8x = 9

x² - 8x - 9 = 0

(x - 9)×(x + 1) = 0

x = 9 or x = -1

Positive solution : x = 9

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