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He is wrong because as long as they have the same terms/ variables behind the number it doesn’t matter about if it is positive or negative
The second option: 4x² - x + 1
All you have to do is add the like terms:
3x² + x² = 4x²
4x - 5x = -x
-2 + 3 = 1
Combine all the results and you will get your solution!
Answer:
it should be the same line, if they are completely equal in miles and cost
