Question

Subtract: 3x 2 -7x + 4 from 5x 2 - 3x + 8.

Answer 1

(5x²-3x+8)-(3x²-7x+4),

5x²-3x+8-3x²+7x-4,

2x²+4x+4

Answer 2

(5x2-3x+8)-(3x2-7x+4)
5x2-3x+8-3x2+7x-4
5x2-3x2-3x+7x+8-4
2x2+4x+4