SOLUTION: Use a vertical format or a horizontal format to add or subtract (x^2+3x-1)-(4x^2-5x+6)

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Question 399232: Use a vertical format or a horizontal format to add or subtract (x^2+3x-1)-(4x^2-5x+6)
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Use a vertical format or a horizontal format to add or
subtract (x^2+3x-1)-(4x^2-5x+6)
= (x^2-4x^2)+(3x--5x)+(-1-6)
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= (-3x^2) + (8x) + (-7)
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= -3x^2 + 8x -7
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Cheers,
Stan H.