please make sure answer is correct
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Step-by-step explanation:
(4+3x)+(5-4x+2x²)
=1-x+2x²
(3x²-5x)+(-x²+2x+5)
=2x²-3x+5
(1-x+2x²)-(2x²-3x+5)
1-x+2x²-2x²+3x-5
=2x-4 answer
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