Answer:
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Step-by-step explanation:
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Answer:

Step-by-step explanation:
We are given:

And we want to solve for <em>x</em>.
First, we can add 49 to both sides:

Now, we can take the square root of both sides. Since we are taking an even root, we will need plus-minus. Hence:

Evaluate:

Subtract 7 from both sides:

So, we have two solutions:

Evaluate:

So, from least to greatest, our solutions are:
