Simplify: 2x² + 5x - 1+8x + x² + 7-6x +3 - 3x²?
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Step-by-step explanation:
(2x²) + {5x}- 1+{8x} +( x² )+ 7+{-6x} +3 - (3x²)
= 0 + 7x +9
= 7x+9 hope it helps u
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