Math, asked by rahuljaan589, 4 months ago

(7x²-4x+3)-(5x²+2x-12)+2x²-4x+3​

Answers

Answered by Anonymous
1

Answer:

4x² - 10x + 19

Step-by-step explanation:

( 7x² - 4x + 3 ) - ( 5x² + 2x - 12 ) + 2x² - 4x + 3

= 7x² - 4x + 3 - 5x² - 2x + 12 + 2x² - 4x + 3

= 7x² - 5x² + 2x² - 4x - 2x - 4x + 3 + 12 + 3

= 4x² - 10x + 19

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