Solve each equation by completing the square. I need help with #9 show work too plsss

9) we get value of x:

Option C is correct.

10) The difference is

Option A is correct.

Step-by-step explanation:

9) We need to solve:

Solving using quadratic formula:

We have a=1, b=8 and c=58

Putting values and finding value of x

So, we get value of x:

Option C is correct.

10)

Combining like terms and subtracting:

The difference is

Option A is correct.

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step-by-step explanation:

in problems involving proportions, we can use cross products to test whether two ratios are equal and form a proportion. to find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.

hope it