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Finger [1]
3 years ago
15

Simplify. (2x2 - 5x + 3) - (-x2 + 4x - 5)

Mathematics
1 answer:
Tamiku [17]3 years ago
7 0

(2x^2-5x+3)-(-x^2+4x-5)\\\\=2x^2-5x+3-(-x^2)-4x-(-5)\\\\=2x^2-5x+3+x^2-4x+5\qquad\text{combine like terms}\\\\=(2x^2+x^2)+(-5x-4x)+(3+5)\\\\=\boxed{3x^2-9x+8}

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