5. Find the sum of the expressions:
3x? - 11 x + 20 and 25+ 5x²+3x
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Answer:
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Step-by-step explanation:
(3x - 11x +20) + (25+ 5x²+3x)
(20 - 8x) + (25+ 5x²+3x)
20(25 +5x² + 3x) - 8x(25 + 5x² + 3x)
500 + 100x²+ 60x - 200x - 40x² - 24x²
500 + 26x² - 120x
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