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25-01-2019
Mathematics

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Please answer this question!! 30 points and brainliest!

Please answer this question 30 points and brainliest class=

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

25-01-2019

Answer:

2x^2 -x -3

Step-by-step explanation:

7x^2 -3x+1 - (5x^2 -2x+4)

Distribute the minus sign

7x^2 -3x+1 - 5x^2 +2x+-4

I like to line them up vertically

7x^2 -3x+1

- 5x^2 +2x+-4

-------------------------

2x^2 -x -3

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