subtract 3x2_6x_4from5+x_2x2
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Answer:
-5x² + 7x + 9
Step-by-step explanation:
( 5 + x - 2x²) - (3x² - 6x - 4)
=5 + x - 2x² - 3x² + 6x + 4
=5 + 4 + x + 6x - 2x² - 3x²
=9 + 7x - 5x²
= -5x² + 7x + 9
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