SOLUTION: how do I do the problem x squared + 3x sqaured - 4 squared

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Question 648445: how do I do the problem x squared + 3x sqaured - 4 squared
Answer by ReadingBoosters(3246) About Me  (Show Source):
You can put this solution on YOUR website!
x%5E2+%2B+3x%5E2+-+4%5E2
Treat all x^2 as a single combinable variable
4x%5E2+-+4%5E2+or+highlight_green%284x%5E2+-+16%29
...
If you meant x%5E2+%2B+3x%5E2+-+4x%5E2, then
4x%5E2+-+4x%5E2+=+0
there will not be a x%5E2 variable
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