Question

ÁLGEBRA.

B)
(9x² + 4x - 1) + (5x® – 7x² + 5x – 4)=

C)
(2x5 + 5x4 - 6x + 3) - (x3 + 2x + 1) =


D)
-(x? - x + 4) + (2x + 3) -1 =​

Answer 1

Respuesta:

$2x {}^{2} + 9x$

32-11x

2(x-1)