Subtract 7x−3x2 from 4x+8x2
−3x
11x2−5x
11x2
11x2−3x
4x+8x2 7x−3x2
− + ____________ −3x+11x2
Subtract 7x − 3x2 from 4x + 8x2
What remains when 7x−3x2 is taken away from 4x+8x2?