Using complete square to slove for x in the equation (x+7) (x-9)=25

Step-by-step explanation:

Apply Distributive property:

Add like terms and then add 63 to both sides of the equation:

Pick the coefficient of the x term, divide it by 2 and square it:

Add it to both sides of the equation:

Rewriting the left side as a squared binomial, we get:

Apply square root to both sides:

And finally we need to add 1 to both sides of the equation. Then we get:

1. minimum

2. 6400

3. eight

hope this !

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step-by-step explanation:

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